Outlines the kinds of contributions picture postcards can make to library or museum materials, particularly to historical files as documentation of certain aspects of history. Various methods for putting collections of cards in order are described, from general policies concerning use and disposal, to sorting, indexing, and housing. (Author)

A survey of the different technical communications and information-related activities of 305 engineers and scientists from 3 sites of the Philips Laboratory, an Air Force research and development laboratory, found that scientists have a closer affinity for libraries and traditional information sources than do engineers. Eight tables depict survey…