American Niagara Falls: rock face terrestrial surveying and geological mapping.
Contributors: Reid, I. A.
Published: 1972
Place of publication: [Ottawa
Language: eng
Subjects: Geology -- New York (State) -- Niagara Falls -- Maps; Surveying.; Niagara Falls (N.Y.) -- Maps
Notes: Cover title.  Includes "Terrestrial surveying and geological mapping of the rock face of the dewatered American Niagara Falls", by I.A. Reid, 4 p.