Liberia, 1892, 6¢ Blue Green. Tied by "Harper, Liberia, 9. Jun. 94" cds on fresh 1892, 10¢ registration entire to Monrovia, matching registry boxed date stamp and manuscript "AR" return receipt endorsement, Very Fine, a choice and very rare internal registered usage from Harper. Scott No. 36  Estimate $300 - 400. $0 (Image)

Liberia, 1892, 6¢ Blue Green. Tied by "Robertsport, Liberia, 25 Aug 1904" cds on 1900, 10¢ registration entire to Hamburg, Germany, reverse with "Monrovia, Liberia, 26. Aug. 1904" transit and receiving cds's; couple cover file folds and a hint of soiling, F.-V.F., a rare registry usage from Robertsport. Scott No. 36  Estimate $200 - 300. $0 (Image)

Liberia, 1892, 6¢ Blue Green. In combination with 1892, 2¢ blue, horizontal pair on 1892, 10¢ registration entire to Hannover, Germany, tied by two strikes of "Monrovia, Liberia, 20. Jul. 93" rimless cds, reverse with receiving backstamp, Very Fine and choice. Scott No. 36+34  Estimate $150 - 200. $0 (Image)