34 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I05 



tained at the height of —25.8 m. from 193 1 to 1933, by 

 introducing the correction of —0.3 mm. in the values of the 

 height —16.4 m. from 1934 to 1936, and by introducing the 

 correction of — o.i mm. in the values obtained at the height 

 of —15. 1 m. from 1937 to 1940. 



KASAN 

 Pressure. 



Since 1935 the barometer has been placed at the height of 84.8 m. 

 The means of pressure from 1935 to 1940 have been reduced 

 to the height of 82.4 m. by introducing the correction of 

 + 0.2 mm. 



LENINGRAD 

 Station. 



In July 1933 the meteorological station was transferred to another 

 part of the city. 

 Pressure. 



Since 1935 the barometer has been placed at the height of 3.8 m. 

 The means of pressure have been reduced to the former 

 height of 4.8 m. indicated in Smithsonian Misc. Coll., vol. 90, 

 by introducing the correction of +0.4 mm. in the values of 

 pressure for the period from 1931 to 1934 at the height of 

 8.6 m., and the correction of — o.i mm. in the values for the 

 period 1935 to 1940 at the height of 3.8 m. 



MOLOTOV (PERM) 

 Station. 



In 1938 the meteorological station was transferred. 

 Pressure. 



The barometer was placed at the height of 157.2 m. from 1935 to 

 April 1938. Beginning with May 1938 it has been at the 

 height of 144.2 m. The means of pressure have been reduced 

 to the height of 159.3 m. (see errata to vols. 79 and 90, 

 Smithsonian Misc. Coll.) by introducing the correction of 

 — 0.2 mm. for the period 1935 to April 1938, and by intro- 

 ducing the correction of — 1.5 mm. for the period from JNIay 

 1938 to 1940. 



OKTJABRSKY GORODOK (NIKOLAEWSKOE) 

 Pressure. 



Since 1938 the barometer has been placed at the height of 

 189.9 "^- The values of pressure for the period from 1938 



