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Allegorical design of the Central American Union Printed on Bluish Gray Wove Paper Uniform Envelope Size: 160 mm x 90 mm |
FEBRUARY 12: SAN SALVADOR CIRCULATING 1c Dull Carmine envelope for local circular rate. a |
FEBRUARY 17: SAN SALVADOR to GERMANY 2c Carmine interior circular rate envelope uprated to 13c single outbound rate. |
NOVEMBER 5: SAN SALVADOR CIRCULATING 5c Blue Green interior rate envelope. a |
JUNE 23: METAPAN to GUATEMALA Proper use of 5c envelope as letters to Guatemala treated as interior mail. Oval CHIQUIMULA / 28 JUN arrival on the side. |
SEPTEMBER 3: STA ANA to ENGLAND 13c Olive Gray single outbound rate envelope. a |
1899 JANUARY 5: LA LIBERTAD to PARIS 13c Demonitized enveloped transit backstamped NEW YORK, January 21. Not subjected to postage due. |
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