• Ceylon Government Gazette, Part - I : Section I, No. 11,622, Friday, December 26, 1958 

  Government of Ceylon (Ceylon Government Printer, 1958-12-26)
• Ceylon Government Gazette, Part - I : Section I, No. 11,618, Friday, December 19, 1958 

  Government of Ceylon (Ceylon Government Printer, 1958-12-19)
• Ceylon Government Gazette, Part - I : Section I, No. 11,614, Friday, December 12, 1958 

  Government of Ceylon (Ceylon Government Printer, 1958-12-12)
• Ceylon Government Gazette, Part - I : Section I, No. 11,608, Friday, December 05, 1958 

  Government of Ceylon (Ceylon Government Printer, 1958-12-05)
• Ceylon Government Gazette, Part - I : Section I, No. 11,603, Friday, November 28, 1958 

  Government of Ceylon (Ceylon Government Printer, 1958-11-28)

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