Road map, island of Puerto Rico.

Bibliographic Details
Corporate Author:	United States. Army. Corps of Engineers
Format:	Map
Language:	English
Published:	Washington : Army map service, U.S. Army, 1944.
Edition:	1st ed.-AMS 1.
Series:	Series (Standard map series designation system) ; E431.
Subjects:	Puerto Rico > Maps.

Description
Item Description:	"A.M.S. E431" Military grid. Shows four classes of roads and trails. "Compiled & printed by office of the department engineer, PRD, San Juan. Edition of 1941." Insets: [Caribbean area]--[Vieques island]--[Culebra island] Cartographic material.
Physical Description:	color map ; 32 x 66 cm.