Calders' forest road engineering tables
By: by Lester E. Calder and Douglas G. Calder.
Contributors: Calder, Douglas G.
Edition: Rev. ed.
Publisher: Calders'
Published: 1957
Place of publication: Eugene, Or
Language: eng
Number of pages: 47
Subjects: Forest roads -- Design and construction -- Tables.; Highway engineering -- Tables.
Notes: Chiefly tables.