STRELKOV 380 



of supporting power of structures as a whole. He has developed 

 theories of calculating structures and established a scientific 

 basis for standardization of transportation and industrial struc- 

 tures. 

 Bibliography: 



Methods of Calculating Non-Prop Beams with Parallel Belts 



and a Junction Load. St. Petersburg: 1913. 



Laws on Changing of Weight on Metal Bridges. Moscow: 



1926. 



New Ideas and Opportunities in Industrial Metal Con- 

 struction. Moscow -Leningrad: 1934. 



Course on Bridges. Metal Bridges, Part 1-2. Moscow: 



1931. 



and others. Course on Metal Construction, Part 1-3. 



Moscow -Leningrad: 1940-44. 



Basic premises in standardizing bridge constructions on the 



U.S.S.R. ways of communication. Questions of Standardizing 



Bridge Constructions, 1. Moscow: 1953. 

 Biography: 



Nikolai Stanislavovich Streletskii. Moscow: 1946 (contains 



list of works of Streletskii). 



Nikolai Stanislavovich Streletskii (Anniversary of the scien- 

 tist). Prikl. Mekhanika, 1956, 2, #2. 

 Office: Academy of Construction and Architecture USSR 



Pushkinshaya Ulitsa, 24 

 Moscow, USSR 

 Residence: M. Levshinskii p. 14 



Moscow, USSR 

 Telephone: G6 60 42 



STRELKOV, PETR GEQRGIEVICH (Physicist) 



P. G. Strelkov was born in 1899. In 1924 he graduated from 

 Leningrad Industrial Institute. He was engaged in scientific re- 

 search, 1923-26, in Leningrad, and in 1936-56 he was a senior 

 scientific worker and then laboratory supervisor at the U.S.S.R. 

 Academy of Sciences Institute of Physical Problems. From 

 1956 to 1959 he was deputy Director and subsequently labora- 

 tory supervisor of the AU-Union Institute of Physico -Technical 

 and Radiotechnical Measurements of the Commission on Mea- 

 surements and Measuring Instruments. In 1959 he became a 

 departmental Chairman of the U.S.S.R. Academy of Sciences 

 Siberian Branch Institute of Thermal Physics. He was elected, 

 in 1960, a Corresponding Member of the U.S.S.R. Academy of 

 Sciences. In 1943 he was the recipient of a Stalin Prize. 



