Salvation Army world centennial, handpainted Lassie/flag by Herman Maul.
Noted as a RARE FDC in the SA FDC catalogue! Handpainted from the time of issue, made by a well-known cachet painter (HR Maul) and noted in the Mellone FDC catalogue as no 22 for this issue. Seen only a couple of times on Ebay. Estimated value $30+