> He was the designer and product manager for the DIALOG online information retrieval system at its inception in the early 1960's and continued successively as Manager, President and CEO until his retirement in 1991.
> Luhn implements his proposed SDI system in the IBM Library at Oswego, NY (first proposed in 1958). System is based on processing new acquisitions in the library so that personalized service can be provided to users
> Two of Luhn's greatest achievements are the idea for an SDI system and the KWIC method of indexing. Today's SDI systems owe a great deal to a 1958 paper by Luhn ("A Business Intelligence System") which described an "automatic method to provide current awareness services to scientists and
> Peek-a-Boo card indexes were part of the vanished "documentarian" tradition of manual coding and indexing schemes, pushed aside in the rush to computerized databases and information retrieval systems. High-speed digital computers can now accomplish the same ends using grids of ten million "cells"
> On of Bush's most important publications was "As We May Think," Atlantic Monthly, 176(1):101-108, 1945. This article defined a critical problem, the "information explosion," and it proposed a solution, using the emerging technology to combat the problem.
> Watson Davis and Edward Slosson propose a method for disseminating information via a "miniaturephotographic" process. Davis (?) coins the term microfilm
> At special dedication ceremony for the IBM Special Engineering Products Division Plant in San Jose, CA, Luhn announces the development of the SDI (selected dissemination of information) concept and system for the IBM Library