Hawaii, Inter-Island Steam Navigation Co., 1906-10. 5 covers; 3 with straight line "Kinau" date stamp, including 1906 usage to Kohala & 1907 usage on oversized 6 times rate on uprated 4¢ entire, both strikes in purple, other strike in red on 1908 cover to Waimea, purple 1909 oval S.S. Mauna Kea date stamp on 2¢ entire from Hilo to Kohala with additional straight line "Packet Boat" straight line handstamp, and 1910 W.G. Hall straight line date stamp on 2¢ entire from Honolulu to Waimea posted in Lihue, F.-V.F. Estimate  $400 - 600. $0 (Image)