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Filtering by: Creator Root, Dennis Creator United States. Department Of Agriculture. Forestry Division Decade 1890-1899

Report on the substitution of metal for wood in railroad ties

Creator:

Tratman, E. E. R. (Edward Ernest Russell), 1863-, Fernow, B. E. (Bernhard Eduard), 1851-1923, and United States. Department of Agriculture. Forestry Division

Resource Type:

Technical Report