TRANSLATIONS 



146. Rise of Gas Bubbles In Liquids [Das Aufsteigen von Gasblasen in Fliissig- 

 keiten], by P. Pickert. Porschung auf dem Geblete des Ingenleurwesens 

 (B), Vol. 3, Nov/Dec 1932, pp. 308-309- Translated by P. A. Raven. 



Unpublished. 4 pp., 1 fig. Reference copy available in TMB Library. 



lUy. On the Dispersion of Supersonic Vibrations in Liquids [fiber die Disper- 

 sion des Ultraschalls in Pliissigkeiten] , by A.K, Dutta. Physikalische 

 Zeitschrift, Vol. 39, No. 5, 1 Mar 193o, pp. 186-187. Translated by 

 P. A. Raven. Oct 19^9. 5 PP- . 1 fig- 



148. On fehe Coefficient of Temperature of Quartz Plates for Longer V/aves 



[fiber den Temperaturkoeff izienten von Quartzplatten fiir langere 

 Wellen], by I. Koga. Elektrische Nachrichten-Technik, Vol. 12, 

 No. 1, Jan 1935, 2 pp. Translated by P. A. Raven. Unpublished. 



3 PP . Reference copy available in TMB Library. 



149. The General Electric Slow-Motion Camera, an Instrument for Recording 



Phenomena of Highest Speeds at Rates of 80,000 dov/n to 16 Images/Sec 

 [AEG-Zeitdehner, 'Das Film-AufnahmegerSt fiir Schnellste Vorgange, 

 80,000 bis 16 Bilder in der Sekunde, Allgemeine Elektricitats- 

 Gesellschaft]. Allgemeine Elektricitats-Gesellschaft Technisch- 

 Physikalische Werkstatten, Sep 1942, 4 pp. Translated by P. A. Raven. 

 Apr 1949. 7 pp. , 6 figs. 



150. Shielding Electrodes to Produce Tough Weld Seams [Ummantellung der Elek- 



troden zwecks Erhaltung elner zaihen Schweissnaht ]. Digest Elektro- 

 technische Zeitschrift, Vol. 56, No. 34, 22 Aug 1935, P- 50. 

 (Avtogennoe Delo, 1935, Vol. 2.) Translated by P. A. Raven. Unpub- 

 lished. 2 pp. Reference copy available in TMB Library. 



151. Electrographic Oscillograph [Elektrographischer Oszillograph]. A 



digest in VDI-Zeitschrift , Vol. 8l , No. 31, 31 Jul 1937, PP- 922- 

 923. Translated by P. A. Raven. Unpublished. 3 pp. , 2 figs. 



Reference copy available in TMB Library. 



152. Calculation and Construction of Oscillograph Loops [Berechnung und 



Konstruktion von Oszillographenschleifenj. VDI-Zeitschrift, Vol. 

 81, No. 28, 10 Jul 1937, p. 847. Translated by P. A. Raven. Unpub- 

 lished. 2 pp. , 2 figs. Reference copy available in TMB Library. 



153. Oji an Instrument to Measure and Record Sea Waves [fiber ein Gerat zur 



Messung und Aufzeichnung des Seeganges], by Wilhelm Pabst. 

 Zeitschrift fiir Plugtechnik und Motorluftschiffahrt , Vol. 24, 

 1933, pp. 598-600 and 616-619- Digest by G. Braun. Zentralblatt 

 fiir Mechanik, Vol. 1, No. 9, 1934, p. 385. Translated by P. A. Raven. 



Unpublished. 1 p. Reference copy available in TMB Library. 



154. Time Recording Device for Motion Picture Photographing [Kino-Zeitbild- 



Aufnahmeeinrichtung], by Priedrich Beck. Die Kinotechnik, Vol. 12, 

 No. 4, 20 Feb 1930, pp. 98-99- Translated by P. A. Raven. Unpub- 

 lished. 1 p. , 4 figs. Reference copy available in TMB Library. 



IS?- Physiological Physics - Contribution to the Study of Shell Shock, Memoir 

 by M. Marage, presented by M.R. Bourgeois [Physique Physiologlque - 

 Contribution a 1' etude des commotions de guerre. Note de M. Marage, 

 presentee par M.R. Bourgeois]. Comptes-Rendus des Seances de I'Aca- 

 demle des Sciences de Paris, 1918. Translated by R. Wldmer. Unpub- 

 lished. 5 PP-» 1 fig- Reference copy available in TMB Library. 



IV-15 



