Search U.S. government technical reports digitized or harvested by TRAIL.

Keyword Search

Labor saving at limestone quarries

Published Year

• 1910-1919 (1)

Subject

• Limestone industry--Labor productivity--United States (1) *
• Quarries and quarrying--Labor productivity--United States (1)

Author

• Bowles, Oliver, (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

Search developed and maintained by the University of Washington Libraries
Copyright 2010