
https://en.m.wikipedia.org/wiki/Charles_Singer
https://www.worldcat.org/title/history-of-technology/oclc/22...
Separately, Charles Singer edited a 1950's History of Technology encyclopedia which is well respected: http://www.hyperorg.com/blogger/2013/07/28/the-history-of-th... and http://www.amazon.com/review/RG20DEV8YLX39/ref=cm_cr_rdp_per...