bErOSITORY WATERS (Richard Had1v). Competition in transport1ation. A dissert,ation... preaented to...the University of Pennsylvania... for the degree of Doctor of Philosophy. pp. viii. + 204. Tables and diagrams. 0 8 . Philadelphia, 193B

Author

WATERS, Richard Had1v

Language

en

Other Descriptions

Drawer

WASHINGTON. G - WATKIN