INDEX TO ADVERTISERS IN THIS ISSUE CIRCLE INQUIRY NO. ADVERTISERS PAGE NO.
3 AADCO, Inc 610A TMT Associates, Inc.
6 * ΑΕΙ Scientific Apparatus 609A McCarthy, Scelba, DeBiasi Adv., Inc.
5 * Airco Industrial Gases 603A Hammond Farrell, Inc.
1 ' Alltech Associates 598A Bob Hoffman/CREATIVE PHOTOGRAPHY
4, 7 * American Instrument Company (AMINCO) 541A-542A, 583A Industrial Advertising Associates
9 * Analtech, Inc 618A Robert J. Allen
2 * August Sauter 585A Bofinger, Gessert & Schwartz oHG
8 Autolab Division of SpectraPhysics 601A Regis D. McKenna, Inc.
29 * J. T. Baker Chemical Company 617A Naimark & Barba, Inc.
27 · Bausch & Lomb, ASD 552A-553A Remington/Stockdale, Inc.
22 ' * Bausch & Lomb, ASD F4 Wolff Associates, Inc.
24 * Bio-Rad—Chemical Division 584A Fred Schott and Associates
30 * Brinkman Instruments, Inc OBC Blatt Advertising, Inc.
23 Brookfield Engineering Labs, Inc 619A Action Graphics
28 * Bruker Instruments, Inc 624A Schweitzer Advertising
26 * Burdick & Jackson Laboratory, Inc 602A Studio 5 Advertising, Inc.
25 Burrell Corporation 604A The Agency of Pittsburgh
40 * Carle Instruments 571A Marketing Directions, Inc.
38, 39 Chemtrix 558A, 594A Fred Schott and Associates
'33 Coates & Welter 559A Bachrach Ketchum Div. of Botsford Ketchum
32 Coleman Instruments Div. of Perkin-Elmer Corp 599A Arnold Hinton & Hoff, Inc.
34 -37 Corning Glass Works—Science Products Div 547A, 623A Winterkorn, Hammond and Lillis, Inc.
7 1 - 7 3 * Eastman Kodak Company 591A Rumrill-Hoyt, Inc.
67 * Electronic Associates, Inc 607A TAG/The Advertising Group
63, 64 * EM Laboratories, Inc 577A, 579A Langeler-Stevens, Inc.
66 Environmental Science Associates, Inc IFC Val Lauqhner Associates, Inc.
80 Horidin, A Member of the ITT System 589A Marsteller, Inc.
79 ' Fluid Metering, Inc 598A Arnold H. Nachman Associates
78 · Forma Scientific, Inc 586A E-LEE Advertising Agency
88 Gaertner Scientific Company 618A Sidney Clayton Associates, Inc.
89 * GCA/McPherson 595A Kenyon & Eckhardt Advertising, Inc.
91 * Gilson Medical Electronics, Inc 602A Towell , Inc.
90 * Gow-Mac Instrument Company 584A Kenyon Hoag Associates
82 -85 * Grumman Data Systems 586A, 605A Ries Cappiello Colwel l , Inc.
96 · Hamilton Company 590A Mealer & Emerson, Inc.
97 Helena Laboratories 583A Helena Advertising
94 ' Hellma International, Inc 604A Miller Advertising Agency, Inc.
95 Hewlett Packard, San Diego Division 533A Phillips Ramsey
103 Instrumentation Laboratory 600A Aries Advertising
102 · ISCO 619A Farneaux Associates
110 Jasco, Inc 619A S. M. Sachs & Associates, Inc.
111 · * JENAer Glaswerk Schott & Gen F2 DIPL.-KFM. Hjalmar Hartenfels Werbeagentur
109 * Johns-Manville Corporation 551A Frye-Sills, Inc.
127 * Labindustries 592A Fred Schott and Associates
128 * Laboratory Data Control 555A Hall & McKenzie Advertising
126 * LECO Corporation 616A LECOM
125 LFE Corporation 596A LFE Advertising
140 Matheson 539A Kenyon Hoag Associates
142-146 * Mettler Instrument Corporation 597A Harris D. McKinney, Inc.
141 Mitsubishi Chemical Industries, Ltd 587A Global Advertising Co., Ltd.
153 Newport Research Corporation 575A Circle Associates
156 Oceanography International Corporation 582A Gianturco & Michaels, Inc.
157 · Ohaus Scale Corporation 541A Libra Associates
159 On Line Instrument Systems (OLIS) 604A 158 * Orion Research, Inc 537A
OBC Advertising 167 Parr Instrument Company 596A
F. Willard Hills Advertising Service 173 PCR, Inc 620A
Media Marketing, Inc. 171 Photovolt Corporation 606A
Michel-Cather, Inc. 170 Pierce Chemical Company 583A
Advertising Design 172 Pitchford Scientific Instruments Div 608A
Dudreck DePaul & Morgan, Inc. 165, 168 * * Pye Ether, Ltd F3, F5
C. J. Nicholl Associates, Ltd. 169, 174 * * Pye Unicam, Ltd F 1 , F6 182 Rheodyne 572A
Bonfield Associates 192 * Sargent Welch Scientific Company 549A
Polytech Advertising 194 Schleicher & Schuell, Inc 569A
Jarman & Spitzer Associates, Inc. 187 * Schoeffel Instrument Corporation 620A
Tek-Mark, Inc. 191 Scientific Products 613A
Marketing Directions 190 Setaram 622A
STRATEGE Agence de Publicité 193 * SGA Scientific, Inc 581A
Lakewood Advertising Agency 188 * G. F. Smith Company 622A
Andrew Show Advertising 8 SpectraPhysics, Autolab Division 601A
Regis D. McKenna, Inc. 189 Spex Industries 576A
Seymour Nussenbaum Commercial Art Service 198 * Techne 604A
Brunswick Advertising 218-220 , 222 . . . * Varian 560A-566A, 615A
Ahern Advertising Agency 231 · Whatman, Inc 534A
J. S. Lanza & Associates 230 John Wiley & Sons, Inc 605A
605 Advertising Group 243, 244 Carl Zeiss, Inc 546A, 621A
Michel-Cather, Inc. LABORATORY SUPPLY CENTER 573A
Eastern Chemical (Div. Guardian Chemical Corp.) Gollob Analytical Service Corp. United Mineral & Chemical Corp.
Advertising Management for the American Chemical Society Publications
CENTCOM, LTD.
Thomas N. J. Koerwer, President: Clay S. Holden, Vice President: Benjamin W. Jones, Vice President; Robert L. Voepel, Vice President; C. Douglas Wal-lach, Vice President; 50 West State Street, Westport, Connecticut 08880 (Area Code 203) 226-7131
ADVERTISING SALES MANAGER Thomas N. J. Koerwer
SALES REPRESENTATIVES
Chicago . . . Eugene Eldridge, CENTCOM, LTD., 540 Frontage Rd., North-field, III. 60093. 312-441-6383.
Cleveland . . . Michael Hayes, CENTCOM, LTD., Suite 205, 18615 Detroit Ave., Lakewood, Ohio 44107. 216 228-8050.
Houston . . . Michael Hayes, CENTCOM, LTD., 216-228-8050.
Denver . . . Clay S. Holden, CENTCOM LTD., 213-776-0552.
Los Angeles 90045 . . . Clay S. Holden, CENTCOM, LTD., Airport Arcade Bldg., 8820 S. Sepulveda Blvd., Suite 215, 213-776-0552
New York 10017 . . . Richard L. Going, CENTCOM LTD., 60 East 42nd St., 212-972-9660
Philadelphia . . . Robert Moran, CENTCOM LTD., 113 Essex Ave., Narberth, Pa. 19702. Telephone: 215-667-9666
San Francisco . . . Clay S. Holden, CENTCOM, LTD., 213-776-0552
Westport 06880 . . . Don Davis, CENTCOM, LTD., 50 West State Street, 203-226-7131.
* See ad in ACS Laboratory Guide ' ' Company so marked has advertisement in the foreign regional edition only
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