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Title: Photograph of Alexander Anderson
Type: Photograph
Date: March 1933
Source: Minnesota Historical Society
Description: Alexander Anderson invented this cannon to make puffed grain for cereals.
Activities:
- What details in this photograph might give you some clues about the occupation of the man pictured?
- What information does this photograph NOT provide for the researcher?
- What might we guess about the man's age or social status from the photograph?
- How might we try to learn about the man or his invention if we had no information about the photograph at all?
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