CA2 California Duck Stamp 1972-73 Artist-Signed VF-XF 85 w/PSE

1972-73 California Duck Stamp featuring two Canvasbacks in flight, illustrated by Paul B. Johnson. This $1 self-adhesive issue (Catalog No. CA2) is boldly hand-signed by the artist and comes with a PSE certificate verifying its authenticity. The certification states: "It is genuine used, o. g., never hinged, signed by the artist." Serial number D1708-17. VF-XF Very Fine CLEAN California Duck Stamp