Table of Contents

Books
A Victorian Gentlewoman in the Far West, The Reminiscences of Mary Hallock Foote edited by Rodman W. Paul

Features:

Opening the Last Frontier
Can we see as far as the edge of the world? Yes.
Have astronomers already done so? Perhaps.
by Allan Sandage

Science—at the Leading Edge of Hope
This thin film of water and air on a dead ball, this biosphere wherein we live, is threatened; and the answers to the threats must come mainly from the scientists.
by Herman Wouk

The End of Exploration—and the Beginning of Science
Important scientific discoveries will be the harvest of the immense effort we have put into the Apollo program.
by Leon T. Silver

Research Notes
Capsulated Cops
Embryo Stars
Cooling It

Ira S. Bowen, 1898-1973
A tribute by Horace W. Babcock

Campus News:

The Month at Caltech