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AX 164-72 Alexandria, Virginia, advised flight crews normally carry sectional aeronautical charts on the scale of 1:500,000 and that larger charts on the scale of 1:250,000 are used only by training crews. stated his office only maintains the 1:500,000 scale charts and furnished one of the Seattle area which includes bIC the area in question which is encircled in black magic marker pencil located by the coordinates of 122 degrees and 30 minutes longitude and 46 degrees and zero minutes latitude. stated additional charts of Seattle area on the,scale of 1:500,000 as well as charts on the scale of 1:250,000 can be obtained at Post Headquarters, G-2, Fort Lewis Army Base, Tacoma, Washington. . Map Distribution > District - Washington, Department of Interior, 1200 South Eads bIC Street, Arlington, Virginia, furnished a copy of the U. S. Department of Interior Geological Survey Index of Topographic Maps of Washington. She advised the area in question is located in their Vancouver and Hoquiam, Washington, maps in the scale of 1:250,000. In addition, a larger scale of the area is contained in the fifteen-minute (scale 1:62,500 or one-inch equals approximately one mile) quadrangle maps of the Pigeon Springs, La Center, Yacolt, and Cougar, Washington, areas. These latter maps are the largest scale available except that the southern half of the La Center map can be obtained on a larger scale (seven and a half-minute maps of the Ridgefield and Battle- ground, Washingt areas on scale of 1:24,000 or onezinch equals 2,000 feet). [furnished copies of the maps for the above-mentioned Pigeon Springs, La Center, Yacolt, Cougar, Vancouver, and Hoquiam, Washington, areas. [ _____was very cooperative and apologized B6 several times because some of the fifteen-minute quadrangle BIC maps were dirty and soiled around the borders. This condition exists she stated because her office basically handles only the maps for the Eastern States (east of the Mississippi) and thus the few WestemState maps on her shelves linger on the shelf and becomedirty. She stated copies of the maps of the Western States are basically furnished by the Distribution Section, U. S. Geological Survey, Federal Center, Denver, Colorado. ~2- DB Cooper-10863