SCAPIN-2113: SUBMARINE CABLE TELEGRAPH SERVICE BETWEEN JAPAN AND AREAS SERVED BY THE GREAT NORTHERN TELEGRAPH COMPANY, LIMITED 1950/07/03

SCAPIN-2052: REVISION OF STERLING RATES VIA CABLE AND WIRELESS, LIMITED. AND GREAT NORTHERN TELEGRAPH COMPANY CIRCUIT 1949/10/19

SCAPIN-1811: OPERATION OF GREAT NORTHERN TELEGRAPH COMPANY CABLE STATION AND FACILITIES AT NAGASAKI 1947/11/03

SCAPIN-1811/1: OPERATION OF GREAT NORTHERN TELEGRAPH COMPANY CABLE STATION AND FACILITIES AT NAGASAKI 1948/11/08

SCAPIN-1811/2: OPERATION OF GREAT NORTHERN TELEGRAPH COMPANY CABLE STATION AND FACILITIES AT NAGASAKI 1949/06/01