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Tag: December 21

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2 matches

Things Pathfinder-tagged with 'December 21'

Sort Results	Type		Title / Forum	Create Date
		Henrietta Leavitt: "The Brightest Woman at Harvard" from WoW Blog (Woman of the Week) posted in Education and Engineering Careers Pathfinder Tags: astronomy Cepheid December 21 Harvard Standard henrietta leavitt ...	Created on 07/26/2012 12:00 AM by SavvyExacta
		December 21, 1968: Saturn V and Apollo 8 from "On This Day" In Engineering History posted in General Discussion Pathfinder Tags: Apollo 8 December 21 Liquid Fueled Rockets Saturn V	Created on 12/21/2006 11:15 AM by Steve Melito

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