Early Ibm Part Found - Digital Display from the 50's?

BTW, the CHM seems to have a Typotron related artifact in the catalog, there are two tapes for a Whirlwind program labeled “TONOTYPOTRON” (whatever this may mean), Catalog No 102782045 (Lot No X4222.2008).

https://www.computerhistory.org/collections/catalog/102782045