Front:
1807
PORTLAND
OBSERVATORY
Portland Observatory, Erected 1807.
Greetings from Portland Maine.
Back:
One Cent for
United States, and
Island Possessions,
Cuba, Canada and
For Foreign.
THE HUGH C. LEIGHTON CO., MANUFACTURERS, PORTLAND, ME., U.S.A.
FRANKFORT %MAIN, GERMANY. N:319.
