a sheet of paper with a strategically placed stamp-like <#indicia=indicium> that prepays <#airmail=air mail> <#postage>. After the message and the name and address of the recipient are written, the sheet is folded, sealed and mailed. No enclosures are permitted. Also see <#privag=Private Aerogram>. <#scott=Scott> numbers for aerograms and <#amenv=air mail stamped envelopes> begin with UC.