DATABASE: William Hartwick Maple

on
STAMPS

1911
Chile, Definitives, 1p, 2p, 5p and 10p frame and lettering (1)

1918
Panama, Definitives, frame and lettering of 12c and 15c (1)

1924
Panama, Definitives, frame only, plus lettering on 2c (1)

1938
Canada, 6c Air border only

1939
Canada, Royal visit 1c border only

1940
El Salvador, Pan-American union, frame and lettering (1)

Notes:
(1) Stampcommunity website, Collecting by engraver