लॉग इन करा
Circa 1944 - men and women in a us army scientific lab make penicillin.
Usa - 1953 - chemical engineers develop plastic for windshields, sandwiching it with glass to undergo the drop test and hammer test.
CIRCA 1930s - A silent 1933 documentary survey of integration programs for Native Americans including Protestant mission churches, and government vocational and academic schools.
A silent 1933 documentary survey of integration programs for Native Americans including Protestant mission churches, and government vocational and academic schools.
1920s - A dramatization of a farmers son going off to the city after tiring of work.
1950s: African-American sharecropper walks up to small shack and greets family. Woman pulls in laundry. Tractor hauls trailer to wagon. People look at incoming harvest.
Us - 1926 - in this silent comedy, a man heaves a heavy block of ice and carries it over to an outside refrigeration system, but every time he wants to put the block of ice inside, the lid shuts.

3438141221

अधिक फुटेज पहा

1097908373
व्हिडिओ वर्णन

स्टॉक व्हिडिओ ID: 1097908373

1960s: Rain falls over mountains. Chemist measures rainwater.

महत्वाची माहिती

व्हिडिओ स्वरूप

  • 4K • 3840 × 2160 पिक्सेल्स • MOV

  • HD • 1920 × 1080 पिक्सेल्स • MOV

  • SD • 852 × 480 पिक्सेल्स • MOV

  • वेब • 426 × 240 पिक्सेल्स • MOV

फ्रेम दर

  • 24fps

कालावधी

  • 0:30

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