Description:
Second set of 4 sets of map pictographs for U.S. national park maps. PD US Government - National Park Service, U.S. Dept. of the Interior rest of sets: http://openclipart.org/media/files/johnny_automatic/6741 http://openclipart.org/media/files/johnny_automatic/6757 http://openclipart.org/media/files/johnny_automatic/6765

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