Description and instructions for use of the 360s̕ mortar plottng board, model of 1911 ...
Subtitle: October 9, 1912.
Publisher: Govt. print. off.
Published: 1917
Place of publication: Washington
Language: eng
Number of pages: 17
Subjects: United States. -- Army -- Ordnance and ordnance stores -- Handbooks, manuals, etc; Position-finders -- Handbooks, manuals, etc; Fire control (Gunnery) -- Equipment -- Handbooks, manuals, etc
Genres: Handbooks, manuals, etc.
Notes: Form no. 1672.

Bound with other U.S. Army Ordnance Dept. publications on range finders and gun sights.