Rare Fisk Tires "Will Return" Clock Sign

A rare and well-preserved "will return" clock advertisement from Fisk Tires, circa 1920. Many examples of Fisk Tires advertisements surface regularly however this item appears uncommon. The clock can be manually set and was presumably hung on a window or door to notify customers of operating hours or when a proprietor may return from lunch. 6.75" Diameter.
Condition Report: Overall good shape, some fading of colors