Calvin Francis Allen

Born 1851-01-01

Identifiers

  • Open LibraryOL2457500A

Top Subjects

  • Railroads -- Earthwork (2)
  • Railroads -- Design and construction (2)
  • Railroad engineering -- Tables (2)
  • Curves and turnouts (1)
  • Earthwork (1)
  • Railroads (1)
  • Railroads -- Curves and turnouts (1)

Books by Calvin Francis Allen

Total count: 6