Panama: 1910/1950 (ca.), assortment of 19 covers/cards, incl. seven commercially
Panama
1910/1950 (ca.), assortment of 19 covers/cards, incl. seven commercially used stationeries (cards with message) H&G P11, P16 (2) each uprated, B6 uprated, B7, B11 uprated, B14; airmail covers incl. 1st flights Panamerican Airways 8 Feb 1929, Agencia Postal de Colon Panama-El Salvador 20 Jan 1930,...