Liberia, 1880, 24¢ Rose Red, Plate Study, consisting of over 370 stamps; many multiples including top & bottom margin block of 60, blocks of 46, 35, 24, 20, as well as small multiples, includes diagrams of the 10 transfer types, other varieties certainly included, etc., F.-V.F. overall. Scott No. 20; $1,850+  Estimate $400 - 600. $0 (Image)