1868, 5 R dull green, horizontal pair together with one single stamp, each stamp with full margins, cancelled with diamond of dots (8 x 8), multiple franking on the left hand half of a large envelope. Scarce multiple franking in F/VF condition, certificate Holcombe. (Image)

1893, Three imperforated fiscal stamps 2 C redbrown on bluish and 2x J.J.Flores 2 C green with overprint "TELEGRAFOS" used as postal stamps on envelope from "U.P.U. GUAYAQUIL JUN 2 1893" via New York to London with b/s red arrival 26.6.93, probably an UNIQUE ITEM! (Image)

1884/1943, assortment of 35 covers/cards (plus one fragment), showing commercially used stationeries, bisected stamp, stationery cutout used on cover, etc. (Image)

From 1928, 41 covers used stationery mostly used to Germany. (Image)