共 50 条
- [1] The Coast and Geodetic Survey, its history, activities and organization PETERMANNS MITTEILUNGEN, 1924, 70 (1-2): : 49 - 49
- [4] The bureau of education: Its history, activities, and organization EDUCATIONAL RESEARCH BULLETIN, 1923, 2 (18): : 335 - 335
- [9] The Bureau of Mines, its history activities and organization UNIVERSITY JOURNAL OF BUSINESS, 1922, 1 (01): : 116 - 116
- [10] The Bureau of Education, Its History, Activities, and Organization JOURNAL OF EDUCATIONAL RESEARCH, 1925, 11 (03): : 222 - 223