1855 February 4:
Brookton post office opened. (source: Maine Philatelic Society. 1995. The Post Offices of Maine: A Rarity Guide.)
1933 May 2 through 1950 January 16:
The circular postmark on the 2 May 1933 cover is approximately 32 mm in diameter. The four horizontal bars to the right of the circle are approximately 6 mm on center. The circular postmark on the 16 January 1950 cover is 33–34 mm in diameter. The four horizontal bars to the right of the circle are approximately 6 mm on center. Although these are not identical cancellations—note the spacing of “Maine”—they are of a similar enough type to be grouped here. Earlier or later postmarks of this style are sought for listing here.
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date?:
Brookton post office.
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1938 October 20:
The circular postmark is approximately 33 mm in diameter. The four horizontal bars to the right of the circle are approximately 6 mm on center.
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2020:
Brookton post office. This is part of a family home. 14 Forest City Road; Brookton, Maine 04413. Lat./Long.: N 45°31′52″ x W 67°45′54″
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today:
Brookton post office is still in operation.
Forest City
1874 December 21:
Forest City post office opened. (source: Maine Philatelic Society. 1995. The Post Offices of Maine: A Rarity Guide.)
1905 May 18:
The circular postmark is approximately 28 mm in diameter.
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1970 October 31:
Forest City post office closed. (source: Maine Philatelic Society. 1995. The Post Offices of Maine: A Rarity Guide.)