Note on the construction of deep gallery shelters /

Bibliographic Details
Corporate Authors:	Army War College (U.S.), United States. War Department
Format:	Book
Language:	English
Published:	Washington : G.P.O., 1917.
Series:	Document (United States. War Department) ; no. 691.
Subjects:	Fortification, Field. Air raid shelters > Design and construction. Underground construction.

Description
Item Description:	"October, 1917."
Physical Description:	32 pages, 12 unnumbered folded leaves of plates : illustrations ; 20 cm.