Technical Digest


Tech Digest Vol.12 Num.1 Cover

Miscellany
Volume 12, Number 1 (January 1973)

Augmented Block Guidance—A Control Concept for Automated Urban Transit

G. L. Pitts, E. J. Hinman

Applied Ancient Astronomy

R. R. Newton

MISCELLANEA

Awards and Appointments, Publications, Colloquia, Addresses, and the Authors