[Processed. An amendment to pts. 1 and 2 was also issued.]
Notes:
[Processed. An amendment to pts. 1 and 2 was also issued.]
Notes:
pt. 1. Weather code (numeral system) 1942. June 1, 1942. 46 p. 4°
pt. 2. Code tables for new 1942 weather code. June 1, 1942. 24 p. 4°
pt. 3. International index numbers for stations in North America. Oct. 15, 1942. [1]+35 p. map, 4°