Description of deflection board (model of 1906), with De Carre drift chart for 12-inch mortar; mechanical features, rules governing its care, operation, and preservation in service.

Bibliographic Details
Corporate Author:	United States. Army. Ordnance Department
Format:	Government Document eBook
Language:	English
Published:	Washington : U.S. GPO, 1917.
Series:	Ordnance Dept. Form No. 1668 (rev. 2)
Subjects:	United States. > Army. > Ordnance Department. Artillery. Mortars (Ordnance) Electronic books.
Online Access:	Connect to the full text of this electronic document

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