Christmas Island Cocoanut Plantations Ltd., Central Pacific Mail Boat Service. 5 covers bearing 5¢ or 10¢ local; 5¢ (first type) on 1918 registered cover to Switzerland via Papette with large cachet handstamp and one on 1924 cover to Honolulu via San Francisco with small cachet handstamp, 10¢ (red denomination) on locally addressed cover with enclosure and two blue denomination singles on separate 1934 & 1936 cacheted Christmas Day covers (via Papette), Very Fine overall. Estimate  $300 - 400. $0 (Image)