Lettering and conventional signs / U.S. Geological Survey ; Charles D. Walcott, director.

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Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Format: Government Document Book
Language:English
Published: [Washington?] : [The Survey?], [1898]
Edition:Ed. of Nov. 1898.
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Description
Physical Description:1 broadside : color illustrations ; 50 x 41 cm.