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Rate Change - 1924 July 01 (8c per ounce) |
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Rate Change - 1925 February 02 (Based on
Distance) |
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Rate Change - 1928 August 01 (5c per ounce) |
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Graff Zeppelin Issue
(On sale 1930 April 19 - June 30) |
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Rate Change - 1932 July 06 (8c per ounce) |
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Chicago Worlds Fair (1933-1934) Issue |
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Rate Change - 1934 July 01 (6c per once) |
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Transpacific Issue |
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