On May 10, 2017, at 8:01 AM, Brian Berg <brianberg@gmail.com> wrote:
A new story by John Markoff posted as a blog to the Computer History Museum's website. I did not find anything about this in the Thomas Haigh, et al. book ENIAC in Action book. Brian Berg
“Unprogramming” the ENIAC: Lehmer Child’s Play <http://www.computerhistory.org/atchm/unprogramming-the-eniac-lehmer-childs-play/>This article gives background on the program that Derick and Emma Lehmer were working on that weekend:
Liesbeth De Mol, Maarten Bullynck. A Week-End Off: The First Extensive Number-Theoretical Computation on the ENIAC. Lecture notes in computer science, springer, 2008, 5028, pp.158-167. <10.1007/978-3-540-69407-6 19>. <hal-01396832> http://hal.univ-lille3.fr/hal-01396832 <http://hal.univ-lille3.fr/hal-01396832> Also, in the second photograph, Lehmer is on the left, not the right. (I’ve reported this to Markoff.) Paul McJones