Tracing The History Of National Park Service Emblems
https://www.nationalparkstraveler.org/2014/09/tracing-history-national-park-service-emblems25660
WebSep 15, 2014 · On July 20, 1951, Secretary of the Interior Oscar L. Chapman, authorized the National Park Service arrowhead emblem. A July 29, 1952, amendment to the National Park Service 1947 uniform regulations ordered the use of the arrowhead emblem as a patch for the uniform. Each permanent uniformed employee was given three patches and each …
DA: 67 PA: 4 MOZ Rank: 24