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Went to my wife's college back in early 2000s, listened to Holocaust survivor. She said much the same, how they were using IBM tabulating machines to track down people during the Holocaust. I believe IBM was controlled by the Morgan Guarantee Trust (which is just an extension of House of Rothschilds/London).
https://www.wsj.com/articles/SB914458222391201000
Chase Manhattan, J.P. Morgan Are Named in Suit on Holocaust - WSJ
: Chase and J.P. Morgan were named in a case filed on behalf of Holocaust survivors and victims' relatives. The lawsuit is apparently the first of its kind involving U.S. banks.
https://www.wsj.com/articles/SB914458222391201000