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Caption reads, “We speak English!” Individuals possibly include Dr. Johan Eijkmann and Dr. Jan Koopmans.
Publication Date
2016
![Photograph of Roderich & Elisabeth Wolff with 9 other individuals, possibly Summer 1939](https://nwcommons.nwciowa.edu/wolffscrapbook/1007/thumbnail.jpg)
Download Full Text (204 KB)
Caption reads, “We speak English!” Individuals possibly include Dr. Johan Eijkmann and Dr. Jan Koopmans.
2016