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Descrição arquivística
Com objeto digital
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Using file on sculpture with mallet.
Using file on sculpture with mallet.
Science class.
Science class.
Working on electric motor.
Working on electric motor.
Working on electric motor.
Working on electric motor.
In the lab.
In the lab.
Pouring chemicals.
Pouring chemicals.
Wiring up machine.
Wiring up machine.
Balancing the machine.
Balancing the machine.
Checking the clipboard.
Checking the clipboard.
Dissecting fish under lamp, close up.
Dissecting fish under lamp, close up.
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