On Friday, 15 June 2018 at 10:21:44 -0400, Clem Cole wrote: > On Fri, Jun 15, 2018 at 7:19 AM, A. P. Garcia > wrote: > >> jay forrester first described an invention called core memory in a lab >> notebook 69 years ago today. >> > ???Be careful -- Forrester named it and put it into an array and build a > random access memory with it, but An Wang invented and patented basic > technology we now call 'core' in 1955 2,708,722 > (calling it `dynamic > memory')???. Tha patent may date from 1955, but by that time it was already in use. Whirlwind I used it in 1949, and the IBM 704 (1954) used it for main memory. There are some interesting photos at https://en.wikipedia.org/wiki/Magnetic-core_memory. Greg -- Sent from my desktop computer. Finger grog@lemis.com for PGP public key. See complete headers for address and phone numbers. This message is digitally signed. If your Microsoft mail program reports problems, please read http://lemis.com/broken-MUA