Vintage Sinclair Lubricated Planes Poster knoxville marking its 100th anniversary in

marking its 100th anniversary in 2023

To read about the fascinating history of Henry Westphal

MM - 106403 - 062323

Exhibits minor scuffs on the central pole

Vintage Sinclair Lubricated Planes Poster knoxville marking its 100th anniversary inc. 1940s 1950s; Sinclair Oil Corporation New York Vintage Sinclair airplane themed advertising poster. This piece advertises the amount of U. S. planes utilizing Sinclair lubricants which was 1 3 at the time of this advertisement (unverified). As a fun novelty, the figural airplane silhouette is used as the "vinculum" or fraction bar. Exhibits moderate wear including large stains and rips tears, most noticeably along the top edge. 28" W x 43" H Please