.

.
ABRAXAS, Designers Audio Products, Inc..., 113
129 Degraw St., Brooklyn, N.Y. 11231,

ACOUSTIC RESEARCH, INC......, 51, 113
10 American Drive, Norwood, Mass. 02062,

ADC, Audio Dynamics Corp......, 61, 102, 113
Pickett District Rd., New Milford, Conn. 06776,

ADVENT CORPORATION.... 79, 114, 149, 155, 158
195 Albany St., Cambridge, Mass. 02139,

AFS, Acoustic Fiber Sound Systems Inc.., 114
P.O. Box 18228, Indianapolis, Ind. 46218,

AKAI AMERICA LTD...39, 65, 79, 87, 95, 103, 114, 143
2139 E. Del Amo Blvd., Compton, Calif. 90220,

AKG, North American Philips Corp...., 143
700 E. 42nd St., New York, N.Y. 10017,

ALLISON ACOUSTICS INC....., 114
7 Tech Circle, East Natick, Mass. 01760,

ALTEC, Div. Altec Corporation.... 32, 39, 114, 158
7575 S. Manchester Ave., Anaheim, Calif. 92803,

ASCOM ELECTRONIC PRODUCTS ...., 158
12435 Euclid Ave., Cleveland, 0. 44106,

ASTATIC CORPORATION......, 149
Conneaut, Ohio 44030,

ATLAS SOUND........., 158
70 Pomeroy Rd., Parsippany, N.J. 07054,

AUDIOANALYST, INC......., 116
P.O. Box 262, Brookfield, Conn. 06804,

AUDIONICS, INC........., 23, 110, 116
8600 N. E. Sandy Blvd., Portland, Ore. 97220,

AUDIO Q, Div. of Creative Environments, Inc.., 116
85 Hoffman Lane S., Hauppauge, N.Y. 11787,

AUDIO RESEARCH CORPORATION...., • 23, 116
2843 26th Ave. S., Minneapolis, Minn. 55406,

AUDIO-TECHNICA U.S., INC.....61, 102, 143, 158
7655 W. Market St., Fairlawn, 0.44313,

AUDIOTEX, GC Electronics......, 143, 149, 158
400 S. Wyman St., Rockford, III. 61101,

AURATONE PRODUCTS ......., 116
P.O. Box 580, Del Mar, Calif. 92014,

AVID CORPORATION......., 116
70 Tripps Lane, East Providence, R.I. 02914

AZTEC, Precision Marketing and Development Cor , , D., 116
16000 W. 5th Ave., Golden, Colo. 80401,

BANG & OLUFSEN OF AMERICA, INC..39, 51, 61, 102, i 118
2277 Devon Ave., Elk Grove Village, III. 60007,

BASF SYSTEMS INC......., 155
Crosby Dr., Bedford, Mass. 01730,

BEYER/DYNAMIC, Revox Corp....., 108, 143, 150
755 Michael Dr., Syosset, N.Y. 11791,

BEYER/GOTHAM, Gotham Audio Corp..., 143
747 Washington St., New York, N.Y. 10014,

BGW SYSTEMS ......., . 23. !,
P.O. Box 3742, Beverly Hills, Calif. 90212,

BIC, British Industries Co......, 51
Westbury, N.Y. 11590,

BIC VENTURI, British Industries Co...., 118
Westbury, N.Y. 11590,

BOSE CORP......., 23, 93, 118
The Mountain Rd., Framingham, Mass. 01701,

BOZAK, R. T. MFG. CO., THE ....., 23, 118
Box 1166, Darien, Conn. 06820,

BRAUN, Analog & Digital Systems, Inc..., 118
377 Putnam Ave., Cambridge, Mass. 02139,

BSR-ELECTRONICS, BSR (USA) Ltd...., 158
Route 303, Blauvelt, N.Y. 10913,

BSR McDONALD, BSR (USA) Ltd        ..51, 87, 102, 104
Route 303, Blauvelt, N.Y. 10913,

BURWEN LABORATORIES......, 158
209 Middlesex Turnpike, Burlington, Mass. 01803,

CAMBRIDGE AUDIO......., . 23, J, 119
327 Connecticut Ave., Norwalk, Conn. 06854,

CAPITOL MAGNETIC PRODUCTS ....., 155
7750 N. Vine St., Los Angeles, Calif. 90028,

CELESTION, Hervic Electronics, Inc....., 119
7508 Cotner Ave., Los Angeles, Calif. 90025,

CERWIN-VEGA .........., 23, 119
P.O. Box 1295, Studio City, Calif. 91604,

CHANNEL MASTER, Div. Avnet, Inc....39. 7S, I, 87, 104
Ellenville, N.Y. 12428,

CHEMTRONICS INC........., 159
7260 Ralph Ave., Brooklyn, N.Y. 11236,

C/M LABORATORIES........ 24, 39, 159
327 Connecticut Ave., Norwalk, Conn. 06854,

COLUMBIA MAGNETICS, CBS Inc....., 155
57 W. 52nd St., New York, N.Y. 10019,

CONCEPT E.Q., Altec Corporation....., 119
7575 S. Manchester Ave., Anaheim, Calif. 92803,

CONCORD ELECTRONICS CORP., Benjamin Electronic, Sound Div......39, 87, 95, 104, 110, 119, 159
40 Smith St., Farmingdale, N.Y. 11735,

CONNOISSEUR, Hervic Electronics, Inc...., 51
7508 Cotner Ave., Los Angeles, Calif. 90025,

CREATIVE ENVIRONMENTS, INC...., 120
85 Hoffman Lane S., Hauppauge, N.Y. 11787,

CREATIVE SOUND LTD........, 120
2752 N. Oakland, Milwaukee, Wis. 53211,

CROWN INTERNATIONAL..... 24, 65, 104, 159
7778 W. Mishawaka Rd., Elkhart, Ind. 46514,

DAHLQUIST, INC........., 120
27 Hanse Ave., Freeport, N.Y. 11520,

DATHAR ACOUSTICS INC......., 120
P.O. Box 112, Ramsey, N.J. 07446,

dbx, INCORPORATED ........, 159
296 Newton St., Waltham, Mass. 02154,

DCE, Dunlap Clarke Electronics, Inc....., 24
44 River St., Framingham, Mass. 01701,

DESIGN ACOUSTICS ........, 120
2909 Oregon Court, Torrance, Calif. 90503,

DISCWASHER INC........., 159
909 University, Columbia, Mo. 65201,

DOKORDER, INC., Denki Onkyo Co., Ltd...., 65, 104
5430 Rosecrans Ave., Lawndale, Calif. 90260,

DUAL, United Audio Products, Inc....., . 52, I,
720 S. Columbus Ave., Mt. Vernon, N.Y. 10553,

DYNACO INC., Div. of Tyco Labs, Inc.. 24, 32, 93, 110, 121
P.O. Box 88, Blackwood, N.J. 08012,

EDITALL, Elpa Marketing Industries, Inc...., 160
Thorens Bldg., New Hyde Park, N.Y. 11040,

ELAC, Benjamin Electronic Sound Corp...., 61
40 Smith St., Farmingdale, N.Y. 11735,

ELAC/MIRACORD, Benjamin Electronic Sound Corp., 52
40 Smith St., Farmingdale, N.Y. 11735,

ELECTROSTATIC RESEARCH CORPORATION, 121
38 Cabot St., Beverly, Mass. 01940

ELECTRO-VOICE, INC., Sub of, Gulton Industries, Inc....... 110, 121, 150
600 Cecil St., Buchanan, Mich. 49107,

EMPIRE SCIENTIFIC CORP.....54, 62, 102, 122
7055 Stewart Ave., Garden City, N.Y. 11530,

EPI, Epicure Products, Inc......., 122
Charles St., Newburyport, Mass. 01950,

EPICURE PRODUCTS, INC......., .25, 122
Charles St., Newburyport, Mass. 01950,

EQUASOUND CORP........., 12
11436 Victoria Ave., Los Angeles, Calif. 90066,

ESS, INC..........., 25, 122
9673 Oates Dr., Sacramento, Calif. 95827,

FAIRFAX INDUSTRIES INC......., 124
900 Passaic Ave., East Newark, N.J. 07029,

FERROGRAPH, Elpa Marketing Industries, Inc..., 68, 160
Thorens Bldg., New Hyde Park, N.Y. 11040,

FINCO, The Finney Company......., 160
34 W. Interstate St., Bedford, O. 44146,

FISHER RADIO...40, 80, 89, 95, 104, 108, 110, 124, 143
11-40 45th Rd., Long Island City, N.Y. 11101,

FMI, Fulton Musical Industries......, 124
4428 Zane Ave., N., Minneapolis, Minn. 55422,

FRAZIER, INC.........., 126
7930 Valley View Lane, Dallas, Tex. 75234,

GARRARD, Trie Plessey Co., Ltd......, 54
767 Fifth Ave.L New York, N.Y. 10022,

GENERAL ELE6TRIC COMPANY, Audio, Electronics Products Dept...40, 54, 105, 108, 110, 126
Syracuse, N.Y.,

GLENBURN CORPORATION ...... 54, 87, 102
787 Susquehenna Ave., Franklin Lakes, N.J. 07417,

GRADO LABORATORIES, INC......, 103
4614 Seventh Ave., Brooklyn, N.Y. 11220,

GROUP 128, INC.........., 150
50 Sun St., Waltham, Mass. 02154,

HARMAN/KARDON DIV., Harman International, Industries, Inc..... 25, 32, 40, 80, 95, 110, 126
55 Ames Ct., Plainview, N.Y. 11803,

HARTLEY PRODUCTS CORP......., 126
54-56 N. Summit St., Tenafly, N.J. 07670,

HEAR-MUFFS, INC........., 108, 143
573 Rogers St., Downers Grove, III. 60515,

HEATH COMPANY .. 26, 32, 40, 80, 87, 89, 93, 96, 126, 160
Benton Harbor, Mich. 49022,

HED, Cerwin-Vega........., 127
P.O. Box 1295, Studio City, Caiif. 91604,

HEGEMAN LABORATORIES, INC ....., 127
176 Linden Ave., Glen Ridge, N.J. 07028

HERVIC ELECTRONICS, INC......., , 41
1508 Cotner Ave., Los Angeles, Calif. 90025,

HITACHI SALES CORP OF, AMERICA.. 26, 34, 41, 80, 87, 89, 105, 110, 127, 150, 155
401 W. Artesia Blvd., Compton, Calif. 90220,

IMC, International Music Company ....., 127
17945 Skypark Circle, Irvine, Calif. 92707,

IMF PRODUCTS.........., 128
7676 City Line Ave., Philadelphia, Pa. 19151,

INFINITY SYSTEMS, INC......., 128
9007 Fullbright Ave., Chatsworth, Calif. 91311,

INTEGRAL SYSTEMS........, . 26
500 Waltham St., North Wilmington, Mass. 01887,

IRISH MAGNETIC TAPE, Div. of, Morhan National Sales Co., Inc......, 156
270-78 Newtown Rd., Plainview, N.Y. 11803,

JANSZEN, Electronic Industries, Inc....., 128
7576 42nd Ave. N., Minneapolis, Minn. 55427,

JBL, James B. Lansing Sound, Inc....., 130
3249 Casitas Ave., Los Angeles, Calif. 90039,

JENSEN SOUND LABORATORIES, Div. Pemcor, Inc ., 130
4310 Trans World Rd., Schiller Park, III. 60176,

JERROLD ELECTRONICS CORPORATION..., 160
200 Witmer Rd., Horsham, Pa. 19044,

JFD ELECTRONICS CORP......., 160
15th Ave. at 62nd St., Brooklyn, N.Y. 11219,

JULIETTE, I opp Electronics, Inc......, 105
4207 N. W. 77th Ave., Miami, Fla. 33166,

JVC AMERICA, INC. Subs. Victor Co. of Japan, Ltd., . 26, 34, 41, 55, 68, 80, 87, 93, 96, 103, 105, 108, 110, 131, 160
50-35 56th Rd., Maspeth, N.Y. 11378,

KENWOOD ELECTRONICS, INC..26, 34, 42, 55, 81, I, 96, 131
15777 S. Broadway, Gardena, Calif. 90248,

KIRKSAETER, Audioson of America, Inc...., . 42, 1,
60 E. 42nd St., New York, N.Y. 10017,

KLEIN & HUMMEL, Gotham Audio Corp...., 131
747 Washington St., New York, N.Y. 10014,

KLH RESEARCH AND DEVELOPMENT CORP. 42, 55, 89, 131
30 Cross St., Cambridge, Mass. 02139,

KLIPSCH AND ASSOCIATES, INC....., 132
P.O. Box 688, Hope, Ark. 71801,

KOSS CORPORATION ........, 108, 143
4729 N. Port Washington Ave., Milwaukee, Wis. 53212, »,

LAFAYETTE RADIO ELECTRONICS CORP., . 27, 34, 42, 81, 88, 89, 94, 96, 105, 109, 110, 132, 144, 150, 156, 160,
777 Jericho Turnpike, Syossett, N.Y. 11791,

LAMB LABORATORIES, INC......, 160
755 Michael Dr., Syosset, N.Y. 11791,

LEAK, Ercona Corp....... 27, 34, 43, i, 132
2492 Merrick Rd., Bell more, N.Y. 11710,

LECSON, Audiophile Imports......, 27
8 E. Erie St., Chicago, III. 60611,

LENCO DIV., Benjamin Electronic Sound Corp.., 55
40 Smith St., Farmingdale, N.Y. 11735

LESLIE PLUS 2 SOUND SYSTEMS, Electro Music, , 132
56 W. Del Mar Blvd., Pasadena, Calif. 91105,

LONGINES SYMPHONETTE, Preferred Sounds, Inc., 156
Nursery Lane, Rye, N.Y. 10580,

MAGITRAN CO., THE, Div. of ERA Acoustics Corp., 133
37 7 E. Park St., Moonachie, N.J. 07074,

MAGNEPLANAR PRODUCTS......, 133
P.O. Box 8642, White Bear Lake, Minn. 55110,

MAGNESONICS CORPORATION ....., 160
Box 127, Northridge, Calif. 91324,

MAGNUM OPUS ELECTRONICS LTD...., 133
220 W. 19th St., New York, N.Y. 10011,

MALLORY DISTRIBUTOR PRODUCTS CO..., 156
Box 1284, Indianapolis, Ind. 46206,

MARANTZ CO., INC., Subs. Superscope, Inc., ....... 27, 34, 43, 94, 96, 111, 133, I, 144
8460 San Fernando Rd., Sun Valley, Calif. 91352,

MARTIN SPEAKER DIVISION, Eastman Sound Mfg. Co., Inc., 134
295 & Harmony Rd., Mickleton, N.J. 08056,

MAXELL CORP. OF AMERICA....., 156
730 W. Commercial Ave., Moonachie, N.J. 07074,

MEMOREX CORPORATION ....., 156
San Tomas at Central Expressway, Santa Clara, Calif., 95052,

MICRO/ACOUSTICS CORP......, 62, 103, 134
8 Westchester Plaza, Elmsford, N.Y. 10523,

MICROTOWER, Epicure Products, Inc..., 134
7 Charles St., Newburyport, Mass. 01950,

MODULAR SOUND SYSTEMS, INC...., 134
2202 River Hills Dr., Burnsville, Minn. 55337,

MURA CORP......, 109, 144, 160
50 S. Service Rd., Jericho, N.Y. 11753,

MX, The Magnavox Company ....., 44, 56, 98, 134
7700 Magnavox Way, Fort Wayne, Ind. 46804

NAKAMICHI RESEARCH (U.S.A.), INC..., , 81, 161
220 Westbury Ave., Carle Place, N.Y. 11514,

NEUMANN, Gotham Audio Corp....., 151
747 Washington St., New York, N.Y. 10014,

NIKKO ELECTRIC CORPORATION OF AMERICA, . 28, I, 44
16270 Raymer St., Van Nuys, Calif. 91406,

NORTRONICS CO., INC......., 161
8707 10th Ave. N., Minneapolis, Minn. 55427,

NT-T, Peerless Audio Manufacturing..    , 134
40 Jytek Dr., Ledminister, Mass. 01453,

NUCLEAR PRODUCTS CO......, 161
Box 1178, El Monte, Calif. 91734,

OHM ACOUSTICS CORP......, 135
247 Taaffe Place, Brooklyn, N.Y. 11025,

ONKYO, Mitsubishi International Corp.. 28, 35, 44, 98, 135
25-79 43rd Ave., Long Island City, N.Y. 11101,

ORTOFON.........., 62
9 E. 38th St., New York, N.Y. 10016,

PAGEANT, Pageant/Miller Industries...., 161
P.O. Box 628, Scranton, Pa. 18501,

PANASONIC, Matsushita Electric Corporation, of America........ 89, 103, 105, 161
200 Park Ave., New York, N.Y. 10017,

PERPETUUM-EBNER, Impro Industries, Inc.., 56
720 Hartford Ave., Mt. Vernon, N.Y. 10553,

PHASE LINEAR CORP......., 21, I, 94
P.O. Box 549, Edmonds, Wash. 98020,

PHILIPS, North American Philips Corp..., 28, 56, 135
700 E. 42nd St., New York, N.Y. 10017,

PICKERING & CO., INC.....62, 103, 144, 161
707 Sunnyside Blvd., Plainview, N.Y. 11803,

PILOT RADIO-TELEVISION CORP., Subs. National Union, Electric Corp........., 28, 35. 45. 91,
66 Field Point Rd., Greenwich, Conn. 06830,

PIONEER, U.S. Pioneer Electronics, Corp..28, 35, 45, 56, 68, 81, 94, 98, 105, 109, 135, 147, 161
778 Commerce Rd., Carlstadt, N.J. 07072,

PML, Hervic Electronics, Inc....., 151
7508 Cotner Ave., Los Angeles, Calif. 90025,

POLK AUDIO........., 135
437 Notre Dame Lane, Baltimore, Md. 21212,

PRECISION ACOUSTICS, Precision Marketing, and Development Corp ...., 136
16000 W. 5th Ave., Golden, Colo. 80401,

PROJECT/one, Project/Audio, Ltd...., 46
7 750 N. Powis Rd., West Chicago, III. 60185,

RADFORD AUDIO LTD., Audionics, Inc..., 29
8600 N. E. Sandy Blvd., Portland, Ore. 97220,

RADIO SHACK, Div. Tandy, Corp...36, 46, 57, 70, 82, 88, 106, 10$, K 136, 147, 151
2675 W. 7th St., Fort Worth, Tex. 76107,

RECTILINEAR RESEARCH CORP...., 136
707 Bruckner Blvd., Bronx, N.Y. 10454,

REVOX CORP........., 29, 36, "i, 151
755 Michael Dr., Syosset, N.Y. 11791,

ROBINS INDUSTRIES CORP....., 161
75 Austin Blvd., Commack, N.Y. 11725,

ROMEX, Intercontinental Marketing Ltd..., 136
2280 Grand Ave., Baldwin, N.Y. 11510,

ROTEL OF AMERICA, INC......, 29, 36, *, 100
2642 Central Park Ave., Yonkers, N.Y. 10710,

RTR INDUSTRIES, INC......., 136
87 76 Deering, Canoga Park, Calif. 91304,

RUSSOUND/FMP, INC...., 161
Foot of Canal, North Berwick, Me. 03906,

SAE, Scientific Audio Electronics, Inc...29, 36, 137, 161
P.O. Box 60271, Terminal Annex, Los Angeles, Calif. I, 10060,

SANSUI ELECTRONICS, CORP....30, 36, 46, 57, 82, 94, 100, 106, 137, 147
32-77 61st St., Woodside, N.Y. 11377,

SANYO ELECTRIC, INC...... 57, 1, B2, 100, 106
1200 W. Artesia Blvd., Compton, Calif. 90220,

SCINTREX, INC........., 109, 147
400 Creekside Dr., Tonawanda, N.Y. 14150,

SCOTCH, 3M Co., Magnetic Products Div..., 157
3M Center, St. Paul, Minn. 55101,

SCOTT, H.H., INC........31, 36, 47, 137
111 Powder Mill Rd., Maynard, Mass. 01754,

SCOTT INSTRUMENT LABORATORIES..., 161
30 Cross St., Cambridge, Mass. 02139,

SENNHEISER ELECTRONIC CORP...., 147, 151
10 W. 37th St., New York, N.Y. 10018,

SEQUERRA CO., INC., THE ....., 36
77-07 Woodside Ave., Woodside, N.Y. 11377,

SHERRON AUDIO SYSTEMS, LTD....., 137
72 Yale St., Roslyn Heights, NY. 11577,

SHERWOOD ELECTRONIC LABORATORIES, INC.......... 31, 36, i, 47, 101
4300 N. California Ave., Chicago, III. 60618,

SHURE BROTHERS, INC......., 63, 151, 161
222 Hartrey Ave., Evanston, III. 60204,

SIGNAL SCIENCE, INC......., 161
140 Lowland St., Holliston, Mass. 01746,

SONY CORP. OF AMERICA ....31, 37, \ 48, I, 111
9 W. 57th St., New York, N.Y. 10019,

SONY from SUPERSCOPE, Superscope, Inc...70, 82, 88, 89, 106, 152, 157, 161
8750 Vineland Ave., Sun Valley, Calif. 91352,

SOUNDCRAFT, Columbia Magnetics, CBS, Inc.., 157
51 W. 52nd St., New York, N.Y. 10019,

SOUNDCRAFTSMEN ......, 137, 162
P.O. Box 2361, Santa Ana, Calif. 92705, , 138

Sound West Inc.
13052 Raymer St., North Hollywood, Calif. 91605,

SPENDOR, Audiophile Imports ....., 138
8 E. Erie St., Chicago, III. 60611,

STANTON MAGNETICS, INC......, 63, 103, 109
Terminal Dr., Plainview, NY. 11803,

STARK DESIGNS COMPANY......, 138
7627 Fulton Ave., North Hollywood, Calif. 91605,

STAX, ESS Special Products......, 147
9673 Oates Dr., Sacramento, Calif. 95827,

STR, Sound Technology Research...., 138
3574 La Grande Blvd., Sacramento, Calif. 95823,

SUPEREX ELECTRONICS CORP....., 109, 148
757 Ludlow St., Yonkers, NY. 10705,

SUPERSCOPE, INC.....31, 37, 48, 83, 88, 94, 107
8750 Vineland Ave., Sun Valley, Calif. 91352,

SWITCHCRAFT INC......, 162
5555 N. Elston Ave., Chicago, III. 60630,

SYLVANIA INCORPORATED, Entertainment, Products Group ....48, 88, 90, 101, 107, 138, 148
700 Ellicott St., Batavia, N.Y. 14020,

TANDBERG OF AMERICA, INC....., . 48, -, 83
Labriola Court, Armonk, N.Y. 10504,

TANNOY (AMERICA) LTD......, 139
7756 Ocean Ave., Bohemia, N.Y. 11716,

TDK ELECTRONICS CORP......, 157
755 Eastgate Blvd., Garden City, N.Y. 11530,

TEAC CORP. OF AMERICA ..75, 83, 107, 111, 148, 152, 162
7733 Telegraph Rd., Montebello, Calif. 90640,

TECHNICS BY PANASONIC, Matsushita Electric Corp., of, America . 31, 48, 57, 76, 84, 101, 107, 109, 111, 139, 148, 152
200 Park Ave., New York, N.Y. 10017,

TECHNISOUND, INC......., 139
60 E. Ida, Antioch, III. 60002,

TELEPHONICS, Div. ISC......., 109, 148
770 Park Ave., Huntington, N.Y. 11743,

TELEX COMMUNICATIONS DIV....76, i, 88, 107, 148
9600 Aid rich Ave. S., Minneapolis, Minn. 55420,

THORENS, Elpa Marketing Industries, Inc.., 57
Thorens Bldg., New Hyde Park, N.Y. 11040,

TOSHIBA AMERICA,
INC...32, 37, 57, 63, 76, 84, 94, 102, 107, 109, 111, 148
280 Park Ave., New York, N.Y. 10017,

TRANSCRIPTORS ........, 58
330 W. 58th St., New York, N.Y. 10019,

TRUSONIC.........., 139
7 700 E. Franklin St., Huntington, Ind. 46750,

TURNER CO., INC., THE, Div. Conrac Corp.., 152
909 17th St. N. E., Cedar Rapids, la. 52402,

UHER OF AMERICA, INC......, 76, I, 162
627 Hindry Ave., Inglewood, Calif. 90301

ULTRALINEAR, Solar Audio Products, Inc.., , 140
3828 S. Santa Fe Ave., Los Angeles, Calif. 90058,

UNIVERSITY SOUND, Altec Corp ...., 153
7575 S. Manchester Ave., Anaheim, Calif. 92803,

UTAH ELECTRONICS, Div. Utah-American Corp., 140
1124 E. Franklin St., Huntington, Ind. 46750,

V-M CORP.........., 58
P.O. Box 1247, Benton Harbor, Mich. 49022,

WATTS, C.E., Elpa Marketing Industries, Inc.., 162
Thorens Bldg., New Hyde Park, N.Y. 11040,

WINEGARD COMPANY ......., 162
3000 Kirkwood St., Burlington, la. 52601,

WIN LABORATORIES......., 58
7307 Norman Firestone Rd., Goleta, Calif. 93017,

WOLLENSAK, 3M Co....... 8i, >, 88., 108, 140
3M Center, St. Paul, Minn. 55101,

YAMAHA INTERNATIONAL CORP..32, 37, 58,   85, 102, 140
Box 6600, Buena Park, Calif. 90620,

ZENITH RADIO CORPORATION ..85, 88, 108, 110, 111, 140
7900 N. Austin Ave., Chicago, III. 60639,
.