Local Deflections of the Plumb-Line Near the 49th Parallel. Read before the Essayons Club of the Corps of Engineers. November 14, 1876
by Greene, F. V.
Battalion Press. Good. 1876. Softcover. Yellow wrapper has edge wear, penciled notation, and soil, splits at spine. Pages have light edge wear and soil. Tipped in is a printed slip with compliments of the author. Contains a folding chart with deflections and some geology from the Rocky Moutains to points east. ; 11 1/2" x 9 1/4"; 24 pp . (Inventory #: 012154)
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