Key Drawing of the 200-Inch Hale Telescope
Palomar—Dedication of the Observatory
by Lee A. DuBridge
The 200-Inch Mirror
by John A. Anderson
Shops at Caltech
by Marcus H. Brown
Engineering Aspects of the 200-Inch Telescope
by Bruce Rule
The Palomar Story
by Byron Hill
Schmidt Cameras—Blazing the Trail
The Men at the Telescope
by Edwin P. Hubble
Mount Wilson
by Ira S. Bowen
Administering Two Observatories
by Max Mason, Vannevar Bush, and Raymond B. Fosdick
Graduate Work in Astrophysics at Caltech
From Russell W. Porter
by Russell W. Porter