285 PETROVSKII 



U.S.S.R. Academy of Sciences in 1939 and in 1944 a Member of 

 the U.S.S.R. Academy of Medical Sciences. In 1935 Petrov was 

 an Honored Scientist of the R.S.F.S.R., and in 1942 recipient of 

 Stalin Prize. The Academy of Sciences of the U.S.S.R. awarded 

 him the I. I. Mechnilcov Prize in 1953 for his work on the ex- 

 perimental rendering of malignant tumors in monkeys. In 1957 

 he was a Hero of Socialist Labor. 



Petrov' s works are on questions of origin, prophylaxis and 

 treatment of malignant tumors, and surgery of stomach and 

 duodenal ulcers. 



Petrov is a Member of the Institute of Experimental Path- 

 ology and Therapy, Sukhumi, U.S.S.R. Academy of Medical 

 Sciences. 

 Bibliography: 



Editorship of Petrov and others. Stomach Duodenum Ulcers 



and Surgical Treatment. 1941. 



Editorship of Petrov and others. Malignant Tumors. 2 vols. 



1932-34. 



Editorship of Petrov and others. Malignant Tumors. 3 vols. 



1947-52. 



Editorship of Petrov and others. Treatment of War Injuries. 



1939, 7th edition, 1945. 

 Biography: 



A. I. Serebrov, S. A. Kholdin, A. S. Chechulin. Nikolai 



Nikolaevich Petrov (On the 50th Anniversary of Scientific, 



Pedagogical Medical and Social Activity). Questions on 



Oncology, #3, Moscow, 1951 (contains bibliography of the 



scientific works of Petrov). 

 Office: Academy of Medical Sciences of USSR Academy of 



Sciences 

 Solyanka, 14 

 Moscow, USSR 

 Residence: 5-aya Cheremushkinskaya, 3 



Moscow, USSR 

 Telephone: V^ 14 61 



PETROV^SKH, IVAN GEORGIEV^ICH (Mathematician) 



I. G. Petrovskii was born January 18, 1901. In 1927 he 

 graduated from Moscow University. He became a professor 

 there in 1933, and in 1951 he was appointed Rector of the Uni- 

 versity. In 1943, Petrovskii was elected a Corresponding 

 Member of the U.S.S.R. Academy of Sciences and, in 1946, an 

 Academician. He was awarded, in 1946 and in 1952, Stalin 



