2011-01-02
post/2562012146
photo 03:32:00
Looking up at a building’s foundations and the street above:
Foundations for larger buildings are generally adaptations or combinations of the four types used at our intersection. One is on a floating foundation, another on friction piles, a third on bearing piles, and the fourth on piers.
From David Macualay’s Underground, via Things Magazine.
2010-12-08
post/2144514771
photo 17:13:30
Who doesn’t like wireframes of spacecraft? Soyuz TM, from NASA by way of Wikipedia.
2009-10-04
post/204504920
photo 22:43:19
XB-70 Valkyrie Cutaway (posted by subnutty to the cutaways group on Flickr)
2009-09-10
post/184528624
photo 15:18:37
Bernal Sphere diagram. This is exactly the sort of thing I’ll miss when Geocities is gone.
2009-09-02
post/177829342
photo 10:09:25
WS-110 original proposal - the plane that became the XB-70, at Wikimedia Commons.
