Auktionshaus Christoph Gärtner GmbH & Co KG Sale: 40
Worldwide Stamps and Covers Ecuador - Dienstmarken
Sale No: 40
Lot No:11909
Symbol:p u b
Cat No:76/85
1929, Flight Quito-Ibarra, Airmail overprint on officials 1c. to 10c., two complete mint sets of ten stamps showing normal and inverted overprint respectively; in addition complete set on cover with flight cachet. (Image)