Operational navigation chart, ONC. G-21, United States /

Bibliographic Details
Corporate Author:	Aerospace Center (U.S.)
Format:	Government Document Map
Language:	English
Published:	St. Louis, Mo. : The Center ; [1991]
Edition:	Ed. 12.
Subjects:	Aeronautical charts > United States.

Description
Item Description:	Relief shown by shading, tints, and spot heights. "Air information current through 12 Decmber 1991." "Base information compiled August 1970 (NOS), revised April 1990 (NOS)." "Lithographed by DMAAC 4-92." Includes terrain characteristic tints and interchart relationship diagrams. Cartographic material.
Physical Description:	1 map : color ; sheet 105 x 146 cm., folded to 27 x 37 cm.