Table of Contents

Features:

Modern United States Submarines
by Harrison W. Sigworth

Petroleum-Production Research
by Carrol M. Beeson

Three Prophetic Aeronautical Prints
by E. C. Watson

Aid to War-Stricken Scientific Libraries
by Fritz Zwicky

Campus News:

Why an Alumni Association
by Allen L. Laws

C. I. T. News

Portrait of a C. I. T. Graduate

Alumni News