1949, 75th Anniversary of the UPU, 100L blue and gray violet, miniature sheet of six, usual natural paper inclusion at margin away from the stamps, post office fresh, full OG, NH, VF, C.v. $300

100.00

1950, 75th Anniversary of the UPU, 200L deep blue, imperforated miniature sheet of six, numbered on reverse, partial gum skip at the top as always, full OG, NH, VF, C.v. $450

150.00

April 18-21, 1932, 3rd South America Flight registered cover to Brazil, franked by three values, Friedrichshafen dispatch, brown flight cachet, Rio "21.IV.32" arrival ds on reverse, VF, Sieger #150,?1,500 without a premium for franking

400.00