Occupation of Montenegro during the World War II 1941, inverted black "Montenegro. Crna Gora. 17-1V- 41-X1X" overprint on gum side of Yugoslavian King Peter II 25p black, top sheet margin single with slight mirroredoverprint impression on the face, full OG, NH, VF and very scarce, K. Ceremuga certificate, Sassone #1d var, C.v. _E2,500, Est. $300-$500

250.00

1941, black proof overprints on Yugoslavian King Peter II 25p black, left sheet margin vertical se-tenant strip of four representing four different trial overprints, third one with "Ita iana" variety, full OG, NH, VF and rare, Dr. Velickoviccertificate, Sassone #1P, _E2,250, Est. $400- $500

250.00

1941, errors of black overprint on King Peter II stamps of 1d green (inverted), 3d red brown, two singles and two horizontal pairs with shifted to the top, transposed lines and changed "I" to "1" in overprints, 4d ultra horizontalpair with overprints shifted to the left and changed "I" to "1" in "XIX", all with full OG, NH, VF, first one with K. Ceremuga certificate, Sassone #2a, 5g, 6i, C.v. at least 1,250, Est. $150-$200

100.00

1941-43, overprints "CRNA GORA" on Italian definitives, mint and used complete sets of nine and ten (including air post), and "Certo della Montagna" issue of 16 values, postage and airpost, mint stamps with full OG, NH, VF,Sassone C.v. _E570

75.00

1943, "Certo della Montagna", 5c-20L, 50c-20L, postage and air post complete set of 16, unfolded sheet margin blocks of four, full OG, NH, VF, Sassone #60-69, A26-31, C.v. _E1,800++, Est. $250-$300

150.00

Air Post stamps 1941, black overprint "Montenegro. Crna Gora. 17-1V-41-X1X" on Yugoslavian air post stamps, 50p-30d, complete set of eight, full OG, NH, mostly VF, K. Ceremuga certificate, Sassone #A1-8, C.v. _E600, Est. $100-$150

75.00

1941, black overprint (type d) "Montenegro. Crna Gora. 17-1V-41-X1X" on Yugoslavian air post stamp of 5d lilac, top sheet margin single with perforation 12 3/4x12 1/2, full OG, NH, VF and rare, Dr. G. Colla certificate, Sassone#A5/I var, C.v. _E6,000, Est. $800-$1,000

500.00

1942, red surcharge "Governatorato del Montenegro. Valore in Lire" on Yugoslavian air post stamps, 50p-30d, complete set of eight, full OG, LH, F/VF, E. Kessler guarantee, K. Ceremuga certificate, this set is not listedin Scott, Sassone #A18-25, _E3,250, Est. $400-$500

250.00

1942, red surcharge "Governatorato del Montenegro. Valore in Lire" on Yugoslavian air post stamp of 5d lilac, broken "G" and "t" almost omitted in "Governatorato" (position 18 of 20-stamp setting), full OG, NH, fine andrare, only 25 such errors possible, Sassone #A22e, C.v. _E2,500, Est. $350-$500

250.00

1942, red surcharge "Governatorato del Montenegro. Valore in Lire" on Yugoslavian air post stamp of 10d brown lilac, broken "G" and "t" almost omitted in "Governatorato" (position 18 of 20-stamp setting), full OG,NH, F/VF, only 25 such errors possible, Sassone #A23e, C.v. _E2,500, Est. $350-$500

250.00

1943, Airplane over Mountains, 1L ultra, top sheet margin single imperforated at top, very light fold between stamp and margin, full OG, NH, VF, K. Ceremuga certificate, Sassone #A27b, _E1,000, Est. $150-$200

100.00

Postage Due stamps 1941, black overprint "Montenegro. Crna Gora. 17-IV-41-XIX" on Yugoslavian Postage due stamps of 50p-10d, complete set of five, in addition 50p in lilac shade, all with full OG, NH, mostly VF, K. Ceremugacertificates, in addition second postage due set LH (2NJ6-10), Sassone C.v. _E2,020, Est. $300-$400

200.00