Scale: 1:250000; Projection: Lambert conical orthomorphic projection; Map Type: lcgft; Other Descriptive Notes about Map Series: Relief shown by contours, spot heights, and gradient tints. Five classes of railways and five classes of roads are shown. Covers area west from Wahlen to Weilburg to the east, and north from Bergisch Gladbach to Mainz to the south. Köln (Cologne) roughly at upper left corner of sheet. In English. Place names in German. Glossary in German and English. Sheet K.51, Köln from series originally issued in various editions by Great Britain, War Office, Geographical Section, General Staff, No. 4346. Isogonic data revised by A.M.S., 1944.. For use by War and Navy Department Agencies only. Not for sale or distribution.. Military grid. Nord de Guerre Zone Grid ... Spheroid, Du Plessis.. Cataloging agency's copy overprinted with 4 coordinate scale circles with center points located roughly at E 6°52ʹ/N 50°48ʹ ; E 7°50ʹ/N 50°45ʹ ; E 7°53ʹ/N 50°17ʹ ; E 6°5ʹ2/N 50°15ʹ. IXA. Heights in metres.. Includes legend, Incidence of grid letters diagrams, Convergence for corners of this sheet diagram, To give a grid reference on this sheet, Grid data: Nord de Guerre Grid and Lambert Zone II Grid, index to adjoining sheets, index to corresponding 1:100,000 scale sheets, conversion table, Authorities, and Glossary. Also includes printers color control bar in upper margin. 4/44 B.O..
