U.S. & Worldwide Stamps & Postal History

O 1940s-60s accumulation of hundreds of thousands of used stamps and souvenir sheets housed in 6 cartons (banker's boxes), all canceled on departure in Ecuador, adhered on either complete "Bulletin d'expedition" (shipment receipts) or on detached or clipped portions of same (there are also thousands of used stamps on paper). An incredible holding of commercially used material from Ecuador