Here are entered works on radio based telecommunication systems for services such as data transmission, telephone, pager, and fax, accessed by a small portable device and a personal reference number.
Here are entered general works on radio, including works on early radio, sometimes called "wireless telephone." Works on point-to-point radiotelephone service and equipment, sometimes called "wireless telephone," are entered under Radiotelephone. --subdivision Radio equipment under subjects, e.g. Automobiles--Radio equipment; and headings beginning with the word Radio
Here are entered general works on radio, including works on early radio, sometimes called "wireless telephone." Works on point-to-point radiotelephone service and equipment, sometimes called "wireless telephone," are entered under Radiotelephone. --subdivision Radio equipment under subjects, e.g. Automobiles--Radio equipment; and headings beginning with the word Radio
Here are entered works on point-to-point radiotelephone service and equipment, sometimes called "wireless telephone." General works on radio, including works on early radio, sometimes called "wireless telephone," are entered under Radio.
Here are entered works on the transmission of pictures by telegraph or telephone wires, or by wireless telegraphy. Works on the photography of objects at a distance are entered under Telephotography.
