Total number of photos: 23844

1977

Alfred Jacobus van der Poorten

On the Photo:

Location: Leiden

Author: van Emde Boas, Peter (photos provided by van Emde Boas, Peter)

Source: Konrad Jacobs, Erlangen

Year: 1977

Copyright: Peter van Emde Boas, Heemstede (NL)

Photo ID: 3359

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