SCAPIN-1762/10: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1948/11/10

SCAPIN-1762/11: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1948/12/08

SCAPIN-1762/7: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1948/07/06

SCAPIN-1762/9: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1948/09/07

SCAPIN-1762/6: EXPANSION OF RADIOTELEGRAPH SERVICE VIA OSAKA-COLOMBO CIRCUIT 1948/05/11

SCAPIN-1762: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1947/08/12

SCAPIN-1762/1: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1947/09/23

SCAPIN-1762/12: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1949/01/28

SCAPIN-1762/3: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1947/12/30

SCAPIN-1762/2: OSAKA-COLOMBO RADIOTELEGRAPH CIRCUIT 1947/12/30

SCAPIN-1762/5: EXPANSION OF RADIOTELEGRAPH SERVICE VIA OSAKA-COLOMBO CIRCUIT 1948/04/19

SCAPIN-1762/8: EXPANSION OF RADIOTELEGRAPH SERVICE VIA OSAKA-COLOMBO CIRCUIT 1948/08/09

SCAPIN-1762/4: EXPANSION OF RADIOTELEGRAPH SERVICE VIA OSAKA-COLOMBO CIRCUIT 1948/04/14

SCAPIN-1762/13: EXPANSION OF RADIOTELEGRAPH SERVICE VIA OSAKA-COLOMBO CIRCUIT 1949/05/20

SCAPIN-1803: EXPANSION OF RADIOTELEGRAPH SERVICE TO EGYPT VIA OSAKA-COLOMBO CIRCUIT 1947/10/16

SCAPIN-1765/3: EXPANSION OF RADIOTELEGRAPH SERVICE BETWEEN JAPAN AND BRITISH COMMONWEALTH AREAS, VIA OSAKA-COLOMBO CIRCUIT 1948/08/09

SCAPIN-1765/4: EXPANSION OF RADIOTELEGRAPH SERVICE BETWEEN JAPAN AND BRITISH COMMONWEALTH AREAS. VIA OSAKA-COLOMBO CIRCUIT 1948/08/09

SCAPIN-1940: ESTABLISHMENT AND OPERATION OF RADIOTELEGRAPH CIRCUIT BETWEEN OSAKA, JAPAN AND SHANGHAI, CHINA 1948/11/06

SCAPIN-1591/3: JAPAN-BATAVIA RADIOTELEGRAPH CIRCUIT 1948/05/06

SCAPIN-1659: SUBSTITUTION OF OSAKA-COLOMBO CIRCUIT FOR OSAKA-LONDON RADIOTELEGRAPH CIRCUIT FOR SERVICE BETWEEN JAPAN AND ALL POINTS IN THE BRITISH COMMONWEALTH 1947/05/08

SCAPIN-1810: REVISED METHOD OF HANDLING PRESS AND GOVERNMENT MESSAGES VIA THE OSAKA-COLOMBO CIRCUIT 1947/10/31

SCAPIN-1228/10: EQUALIZATION OF RADIOTELEGRAPH RATES 1948/03/20

SCAPIN-1866: ESTABLISHMENT AND OPERATION OF DIRECT RADIOTELEGRAPH CIRCUIT BETWEEN JAPAN AND HONGKONG 1948/02/28

SCAPIN-1707/6: EXPANSION OF RADIOTELEGRAPH SERVICE VIA MANILA 1948/10/02

SCAPIN-1830/10: JAPANESE OVERSEAS RADIOTELEPHONE SERVICE 1948/11/10