VOLUME
2 1, N O . 4, A P R I L
1949
A Penny An Impression . . . That's just about what it costs to run a one-inch advertisement every month for a year in the Laboratory Supply Center of Analytical Chemistry. For the price of a government penny post card (before you print any message on it), you can attain : Readership by over 29,000 techni cal men involved in analysis and control work in both plant and laboratory. Attention from readers who study every ad in the Laboratory Supply Center because they are in a buy ing frame of mind. Listing of your name in the Adver tisers' Index along with all other advertisers. If you'd like to try a less frequent cam paign, we're at your service. One one-inch insertion is yours at the very low cost of $10.00. Analytical Chemistry and the other American Chemical Society publica tions can help you do some testing or small-scale advertising at remarkably low rates. Why not call a Reinhold repre sentative today to work with you on how to best make sales through this economical medium? * * * * Want more basic facts on the Process Industries and the magazines which serve the field most effectively? Send for our Data Sheet file. It will give you all pertinent data on markets, circulation, rates, readership, etc. Write to: Promotion Department, Reinhold Publishing Corporation, 330 West 42nd Street, New York 18, Ν. Υ.
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INDEX TO ADVERTISERS Allied Chemical & Dye Corp Aloe Co., A. S American Optical Co Amersil Co., Inc Angel Co., Inc., H. Reeve Autoclave Engineers Inc Baird Associates, Inc Baker & Adamson Products Baker Chemical Co., J. Τ Bausch and Lomb Optical Co Boekel & Co., Inc., Wm.. . . -. Braun Corp Buffalo Apparatus Corp Central Scientific Co Chemical Rubber Co Clay-Adams Co., Inc Coleman Instruments, Inc Coors Porcelain Co Eastman Kodak Co Eberbach & Son Co Eimer & Amend Eppley Laboratory, Inc Farrand Optical Co., Inc Fenwal, Inc Fisher Scientific Co Fish-Schurman Corp General Chemical Div General Laboratory Supply Co Glycerine Producers' Assoc Greiner Co., Emil Hamilton Mfg. Co Harshaw Chemical Co Hellige, Inc Hoskins Mfg. Co International Equipment Co Kimble Glass Klett Mfg. Co Laboratory Construction Co Leeds & Northrup Co Lindberg Engineering Co Machlett & Son, Ε Mallinckrodt Chemical Works Martin & Co., H . S National Carbon Co., Inc Owens-Illinois Glass Co Palo-Myers, Inc Parr Instrument Co Photovolt Corp Precision Scientific Co Radio Corp. of America Sargent & Co., Ε. Η Schaar & Co Schleicher & Schuell Co., Carl Scientific Glass Apparatus Co., Inc Southern Scientific Co., Inc Spencer Lens Co Standard Scientific Supply Corp Taylor & Co., W. A Thermal Syndicate, Ltd Thomas Co., Arthur H Todd Scientific Co Union Carbide & Carbon Corp Will Corp
13 A 24 A 8A 40 A 35 A 43 A 15 A 13 A 4A O.B.C. 32 A 39 A 46 A 22 A 43 A 34 A 26 A 35 A 23 A 39 A I.F.C. 35 A 42 A 40 A I.F.C. 32 A:40 A 13 A 34 A 29 A 12 A 37 A 18 A 34 A 17 A 9A I.B.C. 28 A : 3 6 A : 4 2 A 33 A HA 19 A 33 A 10 A 6A 16 A I.B.C36 A 37 A 41 A 7 A : 3 0 A:43 A 25 A 21 A 14 A 41 A 31 A 46 A 8A 38 A 32 A 36 A 20 A 5A 16 A 46 A
DIRECTORY Laboratory Supply Center Balsbaugh, J. C. Burrell Technical Supply Co. Crystal Research Laboratories, Inc. Greiner Glassblowing Laboratory LaMotte Chemical Products Co. Sorvall, Inc., Ivan Stark Sales Co. Wisconsin Alumni Research Foundation
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