Table of Contents

Books
Max Planck, Scientific Autobiography and Other Papers
Route Surveys,
by Russell R. Skeleton

Features:

A Case Study of Innovation
by Elting E. Morison
A distinguished historian discusses the introduction of a single technological change in the United States Navy—and comes to some provocative conclusions about the process of change

The Ascent of Mt. Vancouver
by William R. Hainsworth, '18
What it's like to climb the highest un climbed mountain in the North American continent

The Billion-Volt Synchrotron
Caltech's new electron accelerator will be the most powerful machine of its type ever built

Blame it on Sunspots
by Robert S. Richardson

Campus News:

The Month at Caltech

Geologists on the Ground
A report on Geology's regimented vacation known as the Annual Spring Field Trip

The Beaver
by Jim Hendrickson '50

Personals