I 



Recent Monographs of Bell System Technical 

 Papers Not Published in This Journal 



Baldwin, M. W., Jr., and Xielsen, G., Jr. 



Subjective Sharpness of Simulated Color Television Pictures, Mono- 

 graph 2617. 



Boyd, R. C, Eberhart, E. K., Hallenbeck, F. J., Perkins, E. H., 



Smith, D. H., and Howard, J. D., Jr. 



Type-Pl Carrier System - Objectives and Circuit and Equipment 

 Description, INIonograph 2644. 



Crawford, A. B., and Hogg, D. C. 



Measurement of Atmospheric Attenuation at Millimeter Wave- 

 lengths, ]\Ionograph 2646. 



Cutler, C. C. 



The Nature of Power Saturation in Traveling Wave Tubes, Mono- 

 graph 2647. 



Eberhart, E. K., see Boyd, R. C. 



Felder, H. H., Pascarella, A. J., Shoffstall, H. F., and Little, 

 E. N. 



IntertoU Trunks — Automatic Testing and Maintenance Techniques, 



[Monograph 2652. 



Forster, J. H., and Miller, L. E. 



Effect of Surface Treatments on Point-Contact Transistor Charac- 

 teristics, Monograph 2650. 



GoHN, G. R. 



Fatigue and Its Relation to Mechanical — Metallurgical Properties 

 of Metals, Monograph 2598 



* Copies of these monographs may be obtained on request to the Publication 

 Department, Bell Telephone Laboratories, Inc., 463 West Street, New York 14, 

 N. Y. The numbers of the monographs should be given in all requests. 



335 



