searching scientific databases has never been easier!

STN International® Brings the World's Scientific Literature to Your PC

To keep up with research and patent activity, you need the efficiency of computer searching. A wealth of technical knowledge is available in online databases. But how can you break into online searching?

The answer is STN International, a network devoted to scientific and technical information. An outstanding group of information providers from around the world pro­duce the databases available on STN. Using one simple command language, you can search STN for the world's lit­erature on biotechnology, chemistry, physics, engineer­ing and other fields. STN removes the artificial boundaries between scientific disciplines. STN Communicator™ Software Makes Searching Easy

STN Communicator is designed especially for the IBM PC and 100% compatible personal computers. It turns these computers into effective search terminals with autodial, autologon, graphics display of chemical structures, and other features to help you use STN International.

STN Communicator is available now for only $95 (or as little as $75 per copy, when ordered in sufficient quan­tities). If you already have access to an IBM PC or compat­ible, why not use it to bring the world's wealth of published research to your desk or lab?

Send for more information today, and you'll also get a free disk, "STN Mentor: STN Overview," to demonstrate the value of searching STN International.

Γ D Yes, I want to learn more about STN International and

STN Communicator software for easy searching of scientific databases.

D And please send my free disk, "STN Mentor: STN Overview,' for the IBM PC and 100% compatible personal computers.

Name.

Address.

Telephone.

STN International, Dept. 34387, do Chemical Abstracts Service, P.O. Box02228, Columbus, OH43202 U.S.A. Phone (614) 421-3731 or 1-800-848-6538.

STN ® INTERNATIONAL

The Scientific & Technical Information Network