Images Vidéos

Université de Pennsylvanie Photos ❘ Science Photo Library

ENIAC,1940s digital calculator
11895282 - ENIAC,1940s digital calculator
ENIAC,1940s digital calculator
11895281 - ENIAC,1940s digital calculator
Horse and rider galloping,Muybridge motion study,1880s
12960297 - Horse and rider galloping,Muybridge motion study,1880s
Woman lying down, Muybridge motion study, 1880s
12450415 - Woman lying down, Muybridge motion study, 1880s
Woman walking, Muybridge motion study, 1880s
12450414 - Woman walking, Muybridge motion study, 1880s
Kangaroo jumping, Muybridge motion study, 1880s
12450413 - Kangaroo jumping, Muybridge motion study, 1880s
Horse and rider galloping,Muybridge motion study,1880s
12960298 - Horse and rider galloping,Muybridge motion study,1880s
Parrot in flight, Muybridge motion study, 1880s
12450412 - Parrot in flight, Muybridge motion study, 1880s
Boys playing leap frog, Muybridge motion study, 1880s
12960299 - Boys playing leap frog, Muybridge motion study, 1880s
Allegheny Observatory,USA
11588230 - Allegheny Observatory,USA
Technicians connecting wires of ENIAC
13501113 - Technicians connecting wires of ENIAC
Technicians connecting wires of ENIAC
13501112 - Technicians connecting wires of ENIAC
Britton Chance, US biochemist and biophysicist
12582657 - Britton Chance, US biochemist and biophysicist
Kirsopp Lake, Silva Tipple New and Robert Pierce Casey
12396036 - Kirsopp Lake, Silva Tipple New and Robert Pierce Casey
Chance and Theorell, US and Swedish biochemists
12582658 - Chance and Theorell, US and Swedish biochemists
Ben Franklin,University of Pennsylvania
12054714 - Ben Franklin,University of Pennsylvania
Silicon carbide tip,TEM
11694802 - Silicon carbide tip,TEM
James Cattell,US psychologist
11682772 - James Cattell,US psychologist
Mary Elizabeth Collett, American physiologist
12302944 - Mary Elizabeth Collett, American physiologist
Edwin Conklin,US zoologist
11705113 - Edwin Conklin,US zoologist
Lewis Heilbrunn,US physiologist
11682782 - Lewis Heilbrunn,US physiologist
Peter Lesley,US geologist
11682508 - Peter Lesley,US geologist
William Osler teaching medicine,1880s
11730282 - William Osler teaching medicine,1880s
Edwin Linton,US helminthologist
11705120 - Edwin Linton,US helminthologist
James Cattell,US psychologist
11705119 - James Cattell,US psychologist
Edwin Conklin,US zoologist
11682784 - Edwin Conklin,US zoologist
Ultrasharp silicon carbide tip
11673212 - Ultrasharp silicon carbide tip
Guatemala Excavation
12042021 - Guatemala Excavation
J. Russell Smith,US conservationist
11682661 - J. Russell Smith,US conservationist
J. Russell Smith,US conservationist
11708537 - J. Russell Smith,US conservationist
Mary Pennington,US bacteriologist
11587690 - Mary Pennington,US bacteriologist
Clarence E. McClung,US geneticist
11830196 - Clarence E. McClung,US geneticist
Jesse McClendon,US physiologist
11705114 - Jesse McClendon,US physiologist
Lewis Heilbrunn,US physiologist
11730060 - Lewis Heilbrunn,US physiologist
James Cattell,US psychologist
11587683 - James Cattell,US psychologist
Agnew's surgical clinic,1889
11630485 - Agnew's surgical clinic,1889
Robert Hare,US chemist
11685476 - Robert Hare,US chemist
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