Updates on previous entries for Apr 4, 2013*

posted by Jason Kottke   Apr 05, 2013

Earliest known aerial photograph is of Boston orig. from Apr 04, 2013
The social force in elevators orig. from Sep 30, 2003

* Q: Wha? A: These previously published entries have been updated with new information in the last 24 hours. You can find past updates here.