The margin of profits; how it is now divided, what part of the present hours of labor can now be spared H Social sciences (General)
Workmen’s compensation statistical plan : system of securing and compiling workmen’s compensation statistics, effective January 1, 1919 : to be used only for accident covered by policies issued in 1919 and there after H Social sciences (General)
Current business reports. Motor freight transportation and warehousing survey H Social sciences (General)
