33 



REGULAR SERIES 



612. Performance of the Mare Island Vibrograph, by E.L. Cecil, Jr. Jun 



ig'+S. 8 pp., 7 figs. 



613. A Theoretical Study of the Multifrequency Reed Gage for Measuring 



Shock Motion, by Samuel Davidson and Emily J. Adams. Jul 194-9. 

 86 pp., 43 figs. 



614. The Jacklin Six-Component Recording Accelerometer and Its Performance, 



by Q.R. Robinson, May 19^8. 12 pp., H- figs. 



615. Preliminary Report of the Liberty-Ship Series for the American Towing 



Tank Conference, by M.S. Harper. Oct 194-7. 17 PP- > 4- figs. 



616. Manual for Report Writing at the David Taylor Model Basin, by Anna 



Jespersen. Aug. 1948. 4-1 pp., 2 figs. 



617. 



618. A Comparison of Resistance Tests in Two Basins of a 13-Poot Model of a 



Great Lakes Freighter, by Morton Gertler and Rachel Welch. Dec 1947- 



23 pp. , 5 figs. Distributed only upon authorization of Pittsburgh Steamship Co. 



619. A Comparison of the Effective Horsepowers of Two Designs of an LCVP 



Represented by Models 4-031 and 4-032, by C.J. Wilson. Dec 1Q47." 17 



pp. , 14 figs. Distributed only upon authorization of Bureau of Ships. 



620. Model Tests to Determine the Effective Horsepower and Shaft Horsepower 



Characteristics of Federal Shipbuilding and Dry Dock Company Hull 

 Design P.S. 788 with Altered Bow, by Isidore Goldman. Dec 1947. 



21 pp. , 16 figs. Distributed only upon authorization of Federal Shipbuilding and 

 Dry Dock Company. 



621. Analysis of Modem Propeller-Pump Design, by W. Spannhake. Jun 1948. 



.28 pp. , 10 figs. 



622. A Study of Slotted Tensile Specimens for Evaluating the Toughness of 



Structural Steel, by H.R. Thomas and D.F. Windenburg. Not published as 



a TMB report. Complete results of the work were published in the Research Supplement 

 of the Welding Joiirnal. Apr 1948. pp 209-216. 



623. Resistance Test Data for a Model of an 880-Foot Passenger Vessel U.S. 



Maritime Commission Design P5-S2-E1 , by Rachel S. Welch. Dec 1Q47. 



4 pp. , 1 fig. Distributed only upon authorization of United States Maritime Commission. 



625. A New Condenser-Type Pressure Gage, by Dr. Thomas A, Perls. Jun 1949- 

 64 pp. , 26 figs. 



626. 



627. An Elastic-Tube Gage for Measuring Static and Dynamic Pressures, by 



Edward Wenk, Jr. May 1948. 36 pp., 17 figs. 



628. Apparent Slip and Tactical Diameters from Trials of a German "E" Boat, 



by Lt. (jg) W.C. Sadler, USN. Jan 1948. 2 pp., 1 fig. 



