CA2 California Duck Stamp 1972-73 Canvasbacks Used, D 7811-13

1972-73 California Duck Stamp depicting a pair of Canvasbacks in flight, from the second issue in the series. This $1 self-adhesive stamp (Catalog No. CA2) was illustrated by Paul B. Johnson and bears a manuscript date "10/10/72" written in blue ink, typical of used examples validated for license use. Serial number D7811-13. Used California Duck Stamp