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You're about to report an error in the following record:

Registration, 31-10-1916, Jacob Polak, Aaron D. Polak, International Institute of Social History (Netherlands): Leerlingkaarten

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On both the detail page on the website of the archive as well on Open Archives, the report will be sent to Internationaal instituut voor sociale geschiedenis.
Only on Open Archives, the report will be sent to Open Archives.

What is wrong?

Describe which information of the document is incorrect and what you think is the correct information (the link of the deed on Open Archives and the archive website are automatically included in the message, so you do not need to include them here):

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