[340] Id., Sec. 2 (a).

[341] 49 Stat. 30, February 22, 1935, Secs. 1, 3.

[342] 56 Stat. 176, March 27, 1942.

[343] Id.

[344] 55 Stat. 236, May 31, 1941.

[345] 56 Stat. 176, March 27, 1942.

[346] 61 Stat. 24, March 29, 1947.

[347] 62 Stat. 101, March 31, 1948.

[348] 61 Stat. 34, March 31, 1947, Sec. 1501.

[349] 64 Stat. 798, September 8, 1950, Sec. 101.