Hydrologic unit map--1974, State of Ohio /

Bibliographic Details
Corporate Authors:	Geological Survey (U.S.), Water Resources Council (U.S.)
Format:	Map
Language:	English
Published:	Reston, Va., [publisher not identified] ; [1974]
Subjects:	Hydrology > Ohio > Maps.

Description
Item Description:	Relief shown by spot heights. "Lambert conformal conic projection, standard parallels 33⁰ and 45⁰." "Drainage modified 1974." Base map compiled in 1951. Includes text and table of hydrologic units. Cartographic material.
Physical Description:	color map ; 85 x 94 cm. folded in envelope 30 x 24 cm.