Undated envelope from GREENVILLE to Monrovia, rated "3" in red crayon, handstamped circular GREENVILLE LIBERIA with PAID alongside and two similar "HARPER / LIBERIA" hs, small portion at top and the flap missing, a little soiled, rare, ex Sacher (Image)

1865 Envelope addressed to Corisco (an island off Gabon, formerly a Spanish colony, now Equatorial Africa), with "MONROVIA / LIBERIA" circular handstamp and "PAID" in blue, manuscript "Paid 8d" in red, altered to "4", dated May 1st 1865 on reverse, very scarce, ex Sacher (Image)

1893 Cover addressed to South Africa franked 1880 1c blue (2 pairs + 3 singles) and 2c rose (2strips of 3 + 1 single) all tied by Monrovia cds, some gum staining on the perfs., spectacular franking, ex Sacher (Image)

1936 Airmail surcharges set of three, mint, fine & scarce (Image)