3 treff

A study of alternative concepts for providing a Lake Michigan ferry service
Robert M. Scher, Volker H. Elste, Howard ...
Bok Engelsk 1977
Great Lakes transport of western coal : technical and economic analysis
Volker H. Elste, Robert M. Scher
Bok Engelsk 1976
Technical and economic feasibility of multibarge operations in open water
Robert M. Scher
Bok Engelsk 1976