Lots 248 - 252, Catalogue of Auction #41 Raritan Stamps, Inc

Lot   Cat.#
1910's, Tsar Boris, unaccepted essay of 10st, four imperforated miniature sheets of eight, colors - red, bluish green, yellow green and orange, minor marginal thins from hinge removal, generally fresh, no gum as produced, VF and rare assembly
249 **   122-24 imp
1917, Liberation of Macedonia, 5st green, 15st slate, 25st blue, three values in imperforated blocks of four, full OG, NH, VF, Mi #112U-14U
250 **   237-43
1931, Balkan Games, the first issue, complete set of seven, full OG, NH, F/VF, Mi #242-48, ?320
251 **   C4 var

Air Post stamps

1927-28, red "airplane" surcharge 1L on 6L blue and pale green, horizontal pair imperforated vertically between stamps, full OG, NH, F/VF
252    229, C2, C4

Pioneer Flight Cover

November 8, 1927, First Flight cover on line "Sofia - Varna" by Bunavad (First Bulgarian Airlines, which operated flights from October 1927 to October 1928), franked by three stamps, special confirmation cancel and arrival ds, VF