34586-2 DG
Sources of energy. Arrighi oil-fired power station: high-voltage supply board. Vitry-sur-Seine [...]
41423-7 DG
Sources of energy. 220,000 volt transformer at the hydroelectric power station of Kembs (France). [...]
41423-13 DG
Sources of energy. Alsthom company : construction of a stator. Saint-Ouen (France), 1931-1934. [...]
41425-20 DG
Sources of energy. Alsthom company : Frame of the motor of a rolling machine. Belfort (France), [...]
41424-5 DG
Sources of energy. Reels of wire. French company Thompson-Houston. Paris, 1931-1934. Photograph by [...]
41425-18 DG
Sources of energy. Alsthom company: assembling of Kembs alternators. Belfort (France), 1931-1934. [...]
34585-7 DG
Sources of energy. Winding machines. French company Thompson-Houston. Paris, 1931-1934. Photograph [...]
34590-14 DG
Sources of energy. Radiotelegraphic reception at the Radio-France company. Paris. 1931. Photograph [...]
34590-4 DG
Sources of energy. Neon signs. Paris. 1931. Photograph by François Kollar (1904-1979). Paris, [...]
34585-9 DG
Sources of energy. Wires. French company Thompson-Houston. Paris, 1931-1934. Photograph by François [...]
34586-19 DG
Sources of energy. Alsthom company: heating and pressure in an inductive. Belfort (France). 1931. [...]
41423-16 DG
Sources of energy. Calendering at the French company Thompson-Houston. Paris, 1931-1934. Photograph [...]
41423-19 DG
Sources of energy. Twisting machine. French company Thompson-Houston. Paris, 1931-1934. Photograph [...]
41424-1 DG
Sources of energy. Untitled. Unidentified place, 1931-1934. Photograph by François Kollar [...]
41423-20 DG
Sources of energy. Covering machine. French company Thompson-Houston. Paris, 1931-1934. Photograph [...]
34585-5 DG
Sources of energy. Alsthom company: station commutator. Saint-Ouen (France), 1931. Photograph by [...]
41424-2 DG
Sources of energy. Twisting machine. French company Thompson-Houston. Paris, 1931-1934. Photograph [...]
34585-8 DG
Sources of energy. Reels of wire. French company Thompson-Houston. Paris, 1931-1934. Photograph by [...]
41424-4 DG
Sources of energy. Wire, enamelling. French company Thompson-Houston. Paris, 1931-1934. Photograph [...]
41423-17 DG
Sources of energy. Unwinding of cables. French company Thompson-Houston. Paris, 1931-1934. [...]
34585-3 DG
Sources of energy. Coil in a drier at the Alsthom company. Saint-Ouen (France), 1931. Photograph by [...]
41426-4 DG
Sources of energy. Locks, upstream. Kembs (France). Company: Energie électrique du Rhin. 1931-1934. [...]
41423-14 DG
Sources of energy. Rubber: mixing machine at the French company Thompson-Houston. Paris, 1931-1934. [...]
34590-13 DG
Sources of energy. Worker making cables at the Nation post. Compagnie Parisienne de Distribution [...]
41425-19 DG
Sources of energy. Alsthom company: stock of steel sheets. Belfort (France), 1931-1934. Photograph [...]
34585-2 DG
Sources of energy. Dispatching at the headquarters of an electricity factory. Vitry-sur-Seine [...]
41425-17 DG
Sources of energy. Alsthom company: milling of a turbo rotor. Belfort (France), 1931-1934. [...]
41423-18 DG
Sources of energy. Cotton twisters (insulation). French company Thompson-Houston. Paris, 1931-1934. [...]
41424-3 DG
Sources of energy. Copper wire and enamel. French company Thompson-Houston. Paris, 1931-1934. [...]
34590-11 DG
Sources of energy. Automatic telephone switch at the Nation post. Compagnie Parisienne de [...]
34590-12 DG
Sources of energy. Telephone wires divider at the Nation post. Compagnie Parisienne de Distribution [...]
34590-7 DG
Sources of energy. Gallery of cables. Company: Parisienne de Distribution d'Electricité. Paris, [...]
41423-10 DG
Sources of energy. Alsthom company: coils on connections. Saint-Ouen (France), 1931-1934. [...]
41423-11 DG
Sources of energy. Alsthom company: circuit breakers. Saint-Ouen (France), 1931-1934. Photograph by [...]
41423-12 DG
Sources of energy. Alsthom company: filling HT with oil. Saint-Ouen (France), 1931-1934. Photograph [...]
41425-15 DG
Sources of energy. Alsthom company: magnetic circuit of a transformer. Saint-Ouen (France), [...]
34590-10 DG
Sources of energy. Electronic noticeboards at the Nation post. Compagnie Parisienne de Distribution [...]
41423-3 DG
Sources of energy. Alsthom company: soldering and connections of a coil. Saint-Ouen (France), [...]
41424-8 DG
Sources of energy. Arrighi oil-fired power station: transformer. Vitry-sur-Seine (France), 1931. [...]
34586-16 DG
Sources of energy. Alsthom company: Coil winding and wedging of a transformer branch. Saint-Ouen [...]
34586-5 DG
Sources of energy. Arrighi oil-fired power station: boiler. Vitry-sur-Seine (France). Electricity [...]
34586-17 DG
Sources of energy. Painting of a transformer. Le Brézou (France). Société des forces motrices de la [...]
34586-14 DG
Sources of energy. Limousins charpentiers. La Cadène dam (France). Société des forces motrices de [...]
34590-6 DG
Sources of energy. Antennas and cooling basin. Telecommunications centre in Sainte-Assise (France). [...]
41424-19 DG
Sources of energy. Alsthom company. Insulation with a 3-layer paper. Saint-Ouen (France), [...]
34586-3 DG
Sources of energy. Arrighi oil-fired power station: water pump. Vitry-sur-Seine (France), 1931. [...]
34590-5 DG
Sources of energy. Pylon. Telecommunications centre in Sainte-Assise (France). Company: Société [...]
34586-1 DG
Sources of energy. Main buildings of the Arrighi oil-fired power station. Vitry-sur-Seine (France), [...]
41424-10 DG
Sources of energy. Arrighi oil-fired power station: stock of coal. Vitry-sur-Seine (France), 1931. [...]
41425-4 DG
Sources of energy. Dam on the river Bromme (France). Société des forces motrices de la Truyère, [...]