[net.origins] Origin of our Calendar

rosenblg@acf4.UUCP (12/18/84)

(at nyu)

does anyone out there know when our "current" calendar came into existence?
also, when did people start talking about "BC" and "AD"??  any clues?

					thanks,

				(ihnp4, allegra)!cmcl2!acf4!rosenblg