For more on the calendar uncover in Apollo 11's command module Columbia, check out the latest blog post over on Vintage Space.
And there's loads of olde timey space to dig into on my blog, Vintage Space, too!
Like even older space? "Breaking the Chains of Gravity: the Story of Spaceflight Before NASA" is available now! You can order your copy on Amazon.
I'm also selling signed hardcover editions of my book on my website!
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