This item is authorised by the following title:
Wireless Telegraphy Regulations (Amendment) (C1941L00167)
Wireless Telegraphy Regulations (Amendment) (C1940L00181)
Wireless Telegraphy Regulations (Amendment) (C1940L00094)
Wireless Telegraphy Regulations (Amendment) (C1939L00156)
Wireless Telegraphy Regulations (Amendment) (C1938L00024)
Wireless Telegraphy Regulations (Amendment) (C1937L00112)
Wireless Telegraphy Regulations (Amendment) (C1937L00102)
Wireless Telegraphy Regulations (Amendment) (C1936L00090)
Wireless Telegraphy Regulations (Amendment) (C1935L00120)
Wireless Telegraphy Regulations (Amendment) (C1935L00104)