Auction # 2006 WORLDWIDE + ARGENTINA: Selection of covers of all periods, cards, postal stationeries and more!

Entire letter dated Asunción 20/SE/1864, sent to Buenos Aires per steamer "Yagurey", with the oval gray mark "ADMon GRAL - DE CORREOS - DE LA R. DEL P.", and the rating mark "1" (Real) in blue pencil, VF quality, entire letters of Paraguay from this period are very rare, and they help verify the usage dates of cancels and their colors!