Hawaii, Kilauea Sugar Co.'s, Retail Store. Purple two-line handstamp on reverse of cover to Honolulu, franked with 1893, 2¢ dull violet, horizontal pair tied by "Kilauea, Kauai" cds (MH 281.01), stamps with some minor perf toning, Very Fine, a very scarce company handstamp. Scott No. 57  Estimate $200 - 300. $0 (Image)