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OTC (Overseas Telecommunications) executive with a satellite dish
Overseas Telecommunications Commission (OTC) internatioanl group, Martin Place, Sydney
Start of the coaxial cable and cable-laying ship Retriever, Bondi Junction
New OTC transmitter at Penrith
OTC Comsat or "Navisat" (?) (satellite communication/navigation system ?) teletype terminal, La Pero...
OTC Comsat or "Navisat" (?) (satellite communication/navigation system ?) teletype terminal, La Pero...
OTC (Overseas Telecommunications) executive with a satellite dish
New OTC transmitter at Penrith