links for 2009-05-08 Post author:HFM Post published:May 8, 2009 Post category:Recently Read graphpaper.com – Who Watches the Watchman? An elegant solution, designed and patented in 1901 by the German engineer A.A. Newman, is called the “watchclock”. It’s an ingenious mechanical device, slung over the shoulder like a canteen and powered by a simple wind-up spring mechanism. (tags: gadget design history time security) You Might Also Like links for 2011-02-27 February 27, 2011 2015-03-15 Recently Read March 25, 2015 FormerlyWornby, other cool sites April 4, 2001
