http://www.loc.gov/pictures/item/91483062/
1949 – Jay Forrester wrote down a proposal for core memory in his notebook. Core memory was the standard for computer memory until advances in semiconductors in the 1970s.
http://www.edn.com/electronics-blogs/edn-moments/4375442/Forrester-records-a-proposal-for-core-memory-in-his-notebook–June-15–1949
1987 – Compuserve’s Sandy Trevor and his team, which included inventor Steve Wilhite, released GIF version 87a. The new enhanced format allowed people to create compressed animations. “Under Construction” GIFs everywhere became possible.
http://www.dailydot.com/entertainment/gif-history-steve-wilhite-olia-lialina-interview/
Read Tom’s science fiction and other fiction books at Merritt’s Books site.