Greetings from Massachusetts, U.S.A.

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USPS lead window clerk, postal historian, and writer
Am. Air Mail Soc.
Am. Phil. Cong.
Am. Phil. Soc.
Aux. Markings Club
British Empire Study Group
Civil Censorship Study Group
East Africa Study Circle
Int. Machine Cancel Soc.
Malaria Philatelists Int.
Mass. Postal Research Soc.
Meter Stamp Soc.
Postage Due Mail Study Group
Postal Label Study Group
Rhodesian Study Cir.
US Stamp Soc.
Vatican Phil. Soc.