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Miners after tunnel breakthrough at Lake Ritom 1958.
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Miners after tunnel breakthrough at Lake Ritom 195...

Wernisberg power station 1956.
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Wernisberg power station 1956.

Bannwil power station 1952.
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Bannwil power station 1952.

Mauvoisin reservoir, opening 1957.
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Mauvoisin reservoir, opening 1957.

Building site Le Day dam 1954.
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Building site Le Day dam 1954.

Building site of Birsfelden power station 1951.
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Building site of Birsfelden power station 1951.

Valle di Lei around 1958.
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Valle di Lei around 1958.

Burvagn reservoir 1949.
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Burvagn reservoir 1949.

Building site Marmorera 1953.
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Building site Marmorera 1953.

Rheinfelden power station 1959.
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Rheinfelden power station 1959.

Sambuco dam, building site 1955.
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Sambuco dam, building site 1955.

Valle di Lei: dam under construction around 1959.
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Valle di Lei: dam under construction around 1959.

Burst pipe, Waggital power station 1970.
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Burst pipe, Waggital power station 1970.

Miner by the tunnel entry at Punt dal Gall 1966.
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Miner by the tunnel entry at Punt dal Gall 1966.

Pressurized water pipeline, Morel power station 1944.
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Pressurized water pipeline, Morel power station 19...

Monitoring center of the Schaffhausen power station 1965.
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Monitoring center of the Schaffhausen power statio...

Lake Grimsel 1950.
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Lake Grimsel 1950.

Personenkontrolle au.
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Personenkontrolle au.

Grande Dixence, excavator driver 1957.
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Grande Dixence, excavator driver 1957.

Grande Dixence: Filling in the one millionth cubic-meter of concrete, 1953.
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Grande Dixence: Filling in the one millionth cubic...

Dam on Melchsee-Frutt under construction 1958.
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Dam on Melchsee-Frutt under construction 1958.

Moserdamm: demolition works, Schaffhausen 1961.
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Moserdamm: demolition works, Schaffhausen 1961.

Grande Dixence dam with sailing boats 1966.
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Grande Dixence dam with sailing boats 1966.

Chatelot dam 1953.
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Chatelot dam 1953.

Model of Koblenz power station, ETH Zurich 1958.
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Model of Koblenz power station, ETH Zurich 1958.

Building site of Verbois power station 1942.
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Building site of Verbois power station 1942.

Excavation Mauvoisin reservoir 1953.
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Excavation Mauvoisin reservoir 1953.

Dam of the Livigno reservoir under construction 1966.
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Dam of the Livigno reservoir under construction 19...

Turbine room Morel power station 1944.
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Turbine room Morel power station 1944.

Official opening: Valle di Lei reservoir 1963.
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Official opening: Valle di Lei reservoir 1963.

Medical checkup on Limmernboden 1959.
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Medical checkup on Limmernboden 1959.

Passenger transport at the Göscheneralp construction site in 1957
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Passenger transport at the Göscheneralp constructi...

Cleuson Dam construction site 1948
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Cleuson Dam construction site 1948

Rheinau power plant, first construction work in 1952
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Rheinau power plant, first construction work in 19...

Luzzone dam: building site, blasting works 1960.
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Luzzone dam: building site, blasting works 1960.

Journalists in the tunnel train Murtaira-Albigna 1958.
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Journalists in the tunnel train Murtaira-Albigna 1...

Indicator board, Chèvres power station 1943.
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Indicator board, Chèvres power station 1943.

Chèvres power station 1943.
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Chèvres power station 1943.

Building site Summerloch at the Grimsel reservoir 1950.
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Building site Summerloch at the Grimsel reservoir ...

Shave at the barber's at the building site of Oberaar power station 1951.
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Shave at the barber's at the building site of Ober...

Tunnel breakthrough between Fionnay and Riddes 1955.
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Tunnel breakthrough between Fionnay and Riddes 195...

Le Day reservoir, Les Clées power station 1954.
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Le Day reservoir, Les Clées power station 1954.

Châtelot dam on the Doubs in 1953
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Châtelot dam on the Doubs in 1953

Le LignonLoëx; suspension bridge and pipeline over the Rhone; 1971
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Le LignonLoëx; suspension bridge and pipeline over...

Moserdamm: demolition works, Schaffhausen 1961
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Moserdamm: demolition works, Schaffhausen 1961

Building site Rheinau power station, smithy 1953.
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Building site Rheinau power station, smithy 1953.

Rheinau power station, vane, Kaplan turbine 1956.
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Rheinau power station, vane, Kaplan turbine 1956.

Münster VS: Stream and mill wheel; 1941
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Münster VS: Stream and mill wheel; 1941

Lucendro Dam construction site 1946
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Lucendro Dam construction site 1946

Initiative Committee for the Protection of the Rheinau at the Federal Council, 1954
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Initiative Committee for the Protection of the Rhe...

Wildegg-Brugg power station, monitoring center 1952.
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Wildegg-Brugg power station, monitoring center 195...

Hinterthal power station 1960.
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Hinterthal power station 1960.

Niederried power plant: construction work began in 1959
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Niederried power plant: construction work began in...

AlbignaLöbbia power plant, construction site 1960
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AlbignaLöbbia power plant, construction site 1960

Hauterive power plant 1948
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Hauterive power plant 1948

Miners on the building site of Aletsch power station 1949.
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Miners on the building site of Aletsch power stati...

Sambuco dam, building site 1956.
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Sambuco dam, building site 1956.

Machinery park on the Göscheneralp 1957
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Machinery park on the Göscheneralp 1957

Châtelot power plant 1953
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Châtelot power plant 1953

Demonstrators against power plant construction, Rheinau 1952
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Demonstrators against power plant construction, Rh...

Benediction Mauvoisin dam 1958.
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Benediction Mauvoisin dam 1958.

Brugg city power plant 1952
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Brugg city power plant 1952

Julier road at Marmorera reservoir 1955.
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Julier road at Marmorera reservoir 1955.

Turbine room Birsfelden power station 1955.
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Turbine room Birsfelden power station 1955.

Barrage des Toules construction site 1958
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Barrage des Toules construction site 1958

WildeggBrugg power plant, reservoir under construction around 1951
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WildeggBrugg power plant, reservoir under construc...

Burst pipe, Wäggital power station 1970.
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Burst pipe, Wäggital power station 1970.

Burst pipe, Wäggital power station 1970.
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Burst pipe, Wäggital power station 1970.

Euclid driver 1956.
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Euclid driver 1956.

Verbois power plant, underwater 1952
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Verbois power plant, underwater 1952

Letten power plant construction site, Zurich 1951
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Letten power plant construction site, Zurich 1951

Construction work on the Aletsch power plant in 1949
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Construction work on the Aletsch power plant in 19...

Oberaar power station, tunnel entrance 1953.
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Oberaar power station, tunnel entrance 1953.

Turbine room, power station Schiffenen 1964.
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Turbine room, power station Schiffenen 1964.

Miners at work, Limmernboden 1959
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Miners at work, Limmernboden 1959

Tailor ironing Sunday suits, Oberaar power plant construction site 1951
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Tailor ironing Sunday suits, Oberaar power plant c...

Lake Marmorera 1964.
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Lake Marmorera 1964.

Valle di Lei, building site around 1959.
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Valle di Lei, building site around 1959.

Verbois power station, aerial photograph 1948.
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Verbois power station, aerial photograph 1948.

Rheinau power station 1959.
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Rheinau power station 1959.

Birsfelden power station 1955
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Birsfelden power station 1955

Burvagn Reservoir 1949
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Burvagn Reservoir 1949

Valle di Lei: the new lake around 1959.
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Valle di Lei: the new lake around 1959.

Building site Mauvoisin power station 1953.
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Building site Mauvoisin power station 1953.

Taylor at the building site of Oberaaar power station 1951.
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Taylor at the building site of Oberaaar power stat...

Laboratory, Instiute of hydraulic engineering, ETH Zurich 1955.
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Laboratory, Instiute of hydraulic engineering, ETH...

Mauvoisin Stausee 1957.
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Mauvoisin Stausee 1957.

Juliawerk Tiefencastel 1949
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Juliawerk Tiefencastel 1949

House with water wheel in Obersaxen, circa 1950
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House with water wheel in Obersaxen, circa 1950

Grande Dixence, meat stock for the canteen 1957.
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Grande Dixence, meat stock for the canteen 1957.

Formwork, balancing reservoir Sufers 1958.
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Formwork, balancing reservoir Sufers 1958.

Miners drilling blasting holes, Limmernboden 1959.
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Miners drilling blasting holes, Limmernboden 1959.

Opening ceremony of the Sta. Maria dam 1967.
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Opening ceremony of the Sta. Maria dam 1967.

Calancasca power station, run-off water exit near Roveredo 1951.
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Calancasca power station, run-off water exit near ...

Way to the building site Göscheneralp 1957.
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Way to the building site Göscheneralp 1957.

Moiry Dam under construction in 1956
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Moiry Dam under construction in 1956

AlbignaLöbbiaCastasegna power plant, tunnel 1960
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AlbignaLöbbiaCastasegna power plant, tunnel 1960

LinthLimmern power plant: Workers' housing on Limmernboden 1960
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LinthLimmern power plant: Workers' housing on Limm...

Dam of Wildegg-Brugg power station 1952
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Dam of Wildegg-Brugg power station 1952

Aletsch power plant construction site 1949
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Aletsch power plant construction site 1949

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