Recent Monographs of Bell System Technical Papers Not Published in this Journal

Magnetic Resonance in a Fe 2 0 3 , Monograph 2229. BARSTOW, J . M . , a n d CHRISTOPHER, H . N . Measurement of Random Monochrome Video Interference, Monograph 2259. BOND, W. L. Notes on Solution of Problems in Odd Job Vapor Coating, Monograph 2302. CHRISTOPHER, CLARK, M. A. H. N., s e e BARSTOW, J. M. An Acoustic Lens as a Directional Microphone, Monograph 2291. CLOGSTON, A . M . , a n d H E F F N E R , H .