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ALICANTE
MADRID - PINTO INTERCITY CABLE
It operates on alternating and direct current and from a 15 volt battery. Calibrated in vertical position
Burgos. Repeaters and test table.
Talavera. Primitive picture of the old urban network.
Madrid. Pinto. Materials warehouse. Intercity cable.
Threshing in Colmenar Viejo.
Straw hauling in Moralzarzal. Guadarrama.
TELEPHONE BULLETIN : INFORMATION BODY FOR EMPLOYEES OF THE NATIONAL TELEPHONE COMPANY OF SPAIN
PHOTO REPORT : FRONT VIEW OF THE EXTERIOR OF THE SAN RAFAEL TELEPHONE EXCHANGE AT THE REGIONAL DIRECTORATE OF MADRID
PHOTOGRAPHIC REPORT : SCHOOL OF SPLICERS OF THE NATIONAL TELEPHONE COMPANY OF SPAIN IN MADRID, PROMOTION OF THE YEAR 1943
PHOTOGRAPHIC REPORT : 1943 MANUAL MECHANICS COURSE OF THE NATIONAL TELEPHONE COMPANY OF SPAIN