1.

図書
図書
1. Bulletin of the United States Bureau of Labor Statistics (no. 214-216 : 1917)
U.S. Department of Labor, Bureau of Labor Statistics.
出版情報: Washington : Government Printing Office, 1917
所蔵情報: loading…
2.

図書
図書
2. Bulletin of the United States Bureau of Labor Statistics (no. 218, 220-221 : 1917)
U.S. Department of Labor, Bureau of Labor Statistics.
出版情報: Washington : Government Printing Office, 1917
所蔵情報: loading…
3.

図書
図書
3. Bulletin of the United States Bureau of Labor Statistics (no. 223-224, 226 : 1917)
U.S. Department of Labor, Bureau of Labor Statistics.
出版情報: Washington : Government Printing Office, 1917
所蔵情報: loading…
4.

図書
図書
4. Bulletin of the United States Bureau of Labor Statistics (no. 227, 229, 235, 237 : 1917-1918)
U.S. Department of Labor, Bureau of Labor Statistics.
出版情報: Washington : Government Printing Office, 1917-1918
所蔵情報: loading…