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Dr. Erich Tilgenkamp, aviatics expert; Küsnacht 1958.
UMG24A30_068

Dr. Erich Tilgenkamp, aviatics expert; Küsnacht 19...

Prof. Paul Scherrer at the ETH, 1955
UMG24A31_345

Prof. Paul Scherrer at the ETH, 1955

Dr. Erich Tilgenkamp, aviatics expert; Küsnacht 1958.
UMG24A29_295

Dr. Erich Tilgenkamp, aviatics expert; Küsnacht 19...

Dr. Erich Tilgenkamp, aviatics expert. Küsnacht 1958
UMG24A33_230

Dr. Erich Tilgenkamp, aviatics expert. Küsnacht 19...

Hall, machine laboratory of ETH Zurich 1961.
UMG24A27_171

Hall, machine laboratory of ETH Zurich 1961.

Dr. Erich Tilgenkamp, aviatics expert; Küsnacht 1958.
UMG24A29_297

Dr. Erich Tilgenkamp, aviatics expert; Küsnacht 19...

Dr. Erich Tilgenkamp, aviatics expert. Küsnacht 1958
UMG24A32_480

Dr. Erich Tilgenkamp, aviatics expert. Küsnacht 19...

Paul Scherrer in the forties.
UMG24A19_379

Paul Scherrer in the forties.

Paul Scherrer in the forties.
UMG24A21_238

Paul Scherrer in the forties.

Prof. Paul Scherrer with assistants at the ETH, 1955
UMG24A31_261

Prof. Paul Scherrer with assistants at the ETH, 19...

Alberto Camenzind with children playing Indian
UMG24A31_346

Alberto Camenzind with children playing Indian

Prof. Paul Scherrer at the ETH, 1955.
UMG24A22_124

Prof. Paul Scherrer at the ETH, 1955.

Elementos de Matematica' by Benito Bails
UMG22A72_047

Elementos de Matematica' by Benito Bails

The council of chief space designers has recommended the following plan of technical restorations on mir orbital station, all spacewalks and visits to the damaged spectrum module will be done by the n...
UMG20B05_308

The council of chief space designers has recommend...

Students j, jankowska and cz, debicka discussing the workings of a digital computer with their instructor, j, wolanski at the laboratory of the center of perfection of the technical personnel in wrocl...
UMG20A98_394

Students j, jankowska and cz, debicka discussing t...

ulyanovsk region, russia,  december 4 2002: the heart of the 'rbt-3' reactor and the chernobyl glow under 16 feet of water (in pic) seen at  dimitrovgrad scientific-research institute of reactors, the...
UMG20B06_086

ulyanovsk region, russia, december 4 2002: the he...

St,petersburg, russia, may 20 2002: russian students work in the laser laboratory of the baltic state technical university
UMG20B06_050

St,petersburg, russia, may 20 2002: russian studen...

The "magpie and stump"
UMG20A28_069

The "magpie and stump"

Students Working On Bombs
UMG20A12_487

Students Working On Bombs

TV Demonstration At Bell Labs
UMG20A13_212

TV Demonstration At Bell Labs