The results of the second 18 months (December 15, 1968-June 30, 1970) of effort toward developing an Information Processing Laboratory for research and education in library science is reported in six volumes. This volume contains: basic operating instructions, commands, scoring measures of association and a subject authority list. The data base consists of journal articles in the field of information science. Indexing was done using a controlled vocabulary from the subject authority list. The two kinds of automatic searching procedures for the identification and retrieval of documents described are: direct match and associative search. (Other volumes of this report are available as LI 003607 and LI 003609 through 003611). (Author/NH)