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411 समाचार
Public archive edition · Attributed source reporting with original dates · AI drafts are excluded

411 REFERENCE · Wikibooks

Free Knowledge Culture Calendar/December 10

Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.

frameless|right Today is Ada Lovelace’s birthday. She realized that Babbage’s Analytic Engine could represent not only numbers, but also generic entities such as words and music. December 9 December 11