50 



R- SERIES 



338. Performance of Controllable-Pitch Propellers on Trials of the USS 

 DAHLGREN (DDT 87), by C.R. Olsen. Aug 1 9^8. 20 pp., 15 figs. 



Distributed only upon authorization of Bureau of Ships. 



340. Development and Performance of a Catamaran-Float Arrangement for Towing 

 a Portable Fathometer, by P. Eisenberg. Oct 1947. 23 pp., 21 figs. 



344. (Aero 708). Wind-Tunnel Tests of 1 /I 2-Scale Model of Towing Dynamometer 



No. 5. Apr 1951. 10 pp., 6 figs. 



345. A Twenty-Lens High-Speed Motion-Picture Camera Developed at the David 



Taylor Model- Basin, by Lt. (jg) N.T. Partch, USNR, and C.W. Wyckoff. 

 Jun 1948. 37 PP., 24 figs. 



346. 



347. Tensile Tests of Small-Scale Welded Joints, by T.D. Tuft. Mar 1948. 



20 pp. , 8 figs. 



348. Underwater Explosion Tests of Simple Structures Fabricated with Everdur 



Brazing, by T.D. Tuft. Dec 1947- 29 pp., 20 figs. 



349. Static Structural Tests of Eleven Lightweight Anchors, by J.G. McGinley. 



Jan 1948. 33 PP-, 11 figS. For distribution to Military establishments only. 



350. Constructive Suggestions and Inventions by Personnel in the Naval Es- 



tablishment, a Reprint of ALNAV 227 dated 8 May 1946. Sep 1946. 

 5 PP- 



351 . Operating and Service Manual for the TMB Type 1A Strain Indicator, by 



W.S. Campbell. Jul 1947- 32 pp., 19 figs. 



356. Instructions for Preparing Correspondence for Duplication by the Ditto 

 and DupliMAT Processes. May 1947. 6 pp., 2 figs. 



365. The Diary of an Inspection Trip to Europe in October-December 1 9^5 » 



by Capt. H.E. Saunders. Jul 1947. 193 pp., 69 figs. 



366. Model Basin Tests of Floats for Astern Fueling, by P. Eisenberg. Oct 



1947. 1 6 pp. , 11 figs. 



