I&EC PROCESS DESIGN AND DEVELOPMENT VOL.
4 , NO. 2, APRIL 1 9 6 5
Editor:
HUGH M. HULBURT
EDITORIAL HEADQUARTERS
Washington, D . C . 20036 1155 16th St., N . W . Phone 202-737-3337 Manager, Manuscript Reviewing, Katherine I . Biggs Manager, Manuscript Editing, Ruth. Reynard Layout and Production: Joseph Jacobs, Leroy Corcoran PRODUCTION—EASTON, P A .
Associate Editor, Charlotte C. Sayre Editorial Assistant, J a n e A. Miller ADVISORY B O A R D :
T h o m a s Baron, J o h n Happel, A. A. Jonke Associated Publications: INDUSTRIAL
AND ENGINEERING
CHEMISTRY
(monthly),
David E. Gushee, Editor I & E C FUNDAMENTALS (quarterly), Robert L . Pigford, Editor I & E C PRODUCT R E S E A R C H AND DEVELOPMENT ( q u a r t e r l y ) ,
Rodney N. Hader, Acting Editor AMERICAN CHEMICAL SOCIETY PUBLICATIONS Director of Publications : Richard L. Kenyon Assistant Director of Publications and Director of Research Journals: Richard H . Belknap Director of Business Operations: Joseph H . Kuney Executive Assistant to the Director of Publications: Rodney N . H a d e r Assistant to the Director of Publications: William Q . H u l l SUBSCRIPTION SERVICE: All communications related to handling of subscriptions, including notification of CHANGE OF ADDRESS, should be sent to Subscription Service Department, American Chemical Society, 1155 16th St., Ν W , Washington, D. C 20036- Change of address notification should include both old and new addresses, with ZIP code numbers, and be accompanied by mailing label from a recent issue. Allow four weeks for change to become effective. SUBSCRIPTION RATES: I&EC PROCESS DESIGN AND DEVELOPMENT, published quarterly, is sold only in combination with the general monthly, INDUSTRIAL AND ENGINEERING CHEMISTRY The general monthly may be ordered in combination with any one or more of the following I&EC quarterlies: I&EC Process Design and Development I&EC Fundamentals I&EC Product Research and Development at these combination rates: 1965 SUBSCRIPTION Poita&* Cperyear) Canada & KATES 1 y tar 2 years 3 yiars PUAS Foreign Amirican Chemical Society Members only: I&EC and 1 Quarterly I&EC and 2 Quarterlies I&EC and 3 Quarterlies
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Basic subscription to I&EC PROCESS DESIGN AND DEVELOP MENT is valued as follows: ACS members, 1 year, $2.50; 2 years, $3.50, 3 years, $4.50, non members, 1 year, $3.00, 2 years, $4.00; 3 years, $500. However, separate subscriptions to either the monthly or the quarterly will not be accepted. Single Copies current, $2.00 (includes a copy of the current I&EC general monthly). Postage: Canada, $0.15- Rates for back issues or volumes are available from Special Issues Sales Dept., 1155 16th St., N.W., Washington, D. C. 20036. Claimsfoi missing numbers will not be allowed if received more than 60 days from date of mailing plus time normally required for postal delivery of journal and claim. No claims allowed because of failure to notify the Subscription Service Department of a change of address, or because copy is "miss ing from files." Published quarterly by the American Chemical Society, from 20th and Northampton Sts., Easton, Pa. 18043. Second class postage paid at Easton, Pa. GUIDE FOR AUTHORS, published on inside back cover of each issue, gives copy requirements for manuscripts. Submit three copies to Manager, Manuscript Reviewing, I&EC, 1155 16th St., N.W., Washington, D. C. 20036. ©Copyright 1965 by the American Chemical Society. Reproduction orbidden without permission.
