Hawaii, On Hawaiian Government Service., Board of Health. Imprint on cover from Honolulu to N. Kohala, franked with 1894, 2¢ brown tied by purple "Mahukona, Hawaii, Aug 14, 1898" cds (MH 281.01), reverse with purple "Board of Health, Honolulu, H.I." oval date stamp and Kohala receiving duplex postmark, Very Fine. Scott No. 75  Estimate $150 - 200. $0 (Image)