United States & Worldwide Stamps

1920 Sociedad Colombo-Alemana de Transportes Aereos (SCADTA), 10c-50c complete set in full sheets, 10c yellow, 15c blue (part of "print and turn tete-beche showing at bottom) and 30c rose (panes of 32), 30c black on rose and 50c green (sheets of 48), last two folded between stamps, with hinge reinforcements, creases and stains, otherwise fine-v.f., quite possibly the only surviving set of sheets, ex-Matthews and Braunstein collections, with a copy of an article regarding this issue (YT PA19-23) -
Estimate price: $4500-5000