Collection of mint and used Aircraft/Flight themed issues on two prinz stock sheets. Officials and unlisted or unissued. 1929 SGO466-0471 Official Air Stamps u.m. and O467-O469 pus O474 f.u., Unlisted 1c to 10c of 1920 Centenary of Liberation of Guayaquil Portraits ovpt with Aircraft in red or black m.m. Unlisted 10c Brown and 50c Green & Red servicio aero mint small h/r and a 5s Black and red f.u., unlisted triangular swervicio aero issues 5c to 5s, mint small h/r and 8 imperf 30c all different with picture of 'Roosevelt' servico aero officials mint small h/r. Super lot. (37) [US1] (Start Price = £32.00)

5s lilac 'Seebeck' issue with wmk, a fine mint marginal block of twelve, assumed to be reprints. (SG 96A) [US5] (Start Price = £0.80)

Cover franked with strip of four 1901 5c black & lilac 'Waterlow' issue (SG 207) tied by QUITO cds's. Addressed to USA. [US5] (Start Price = £6.40)

Cover franked with pair 1933 10c brown 'Telegraph' issue with 'CORREO Emision Junio 1933 Dcto No.200' overprint (SG 487) tied by QUITO cds. Addressed to GERMANY. [US5] (Start Price = £4.00)

OFFICIAL issue with 'Primero la Patria! Servicio Interno AEREO' AIRPLANE overprint, the set of three fine unused. (Sanabria #206/208, only 10,000 of each printed) [US5] (Start Price = £4.00)

Illustrated 'Guayaquil Radio Club' PPC franked with single 1949 30c on 50c black 'Revenue' overprint issue (SG 910) tied by GUAYAQUIL cds. Addressed to UK. [US5] (Start Price = £6.40)

Airmail cover franked with 1957 1s blue, 1.80s purple & 4.20s black 'Galapagos' issue (SG 4/6) tied by undated SANTA CRUZ CORREOS ARCHIPELAGO COLON cds's with handstruck 'FEB -5 1959 date alongside. Addressed to GUAYAQUIL with arrival marks on front & reverse. [US5] (Start Price = £17.60)

Cover franked with 1957 20c sepia and 1s 80c purple 'Galapagos' issue (SG 1 & 5) tied by undated SANTA CRUZ CORREOS ARCHIPELAGO COLON cds in purple. Addressed to USA. [US2] (Start Price = £25.60)