Hawaii, 1893, 5¢ ultramarine, red overprint, strip of three, tied by four-ring cancels on registered cover with "Oahu College" corner card to San Francisco Cal., "Honolulu Hawaii, Apr 27 1894" cds in red with matching "Registered, Hawaii P.O., 621" handstamp, San Francisco backstamps; Very Fine and scarce registered advertising usage. Scott No. 59  Estimate $300 - 400. $0 (Image)