University Library, University of Oklahoma, Norman, Oklahoma The
year 1975 witnessed publication of the fifty-fifth volume of the
Oklahoma Academy of Science Proceedings. The fifty-five volumes
constitute a record of the activity of its members and a primary
source of information about all phases of science of interest
both within the state and beyond its borders. As the quantity of
material has increased, four cumulated indexes of the contents
of the Proceedings have been compiled. The latest of these has
recently been produced by the authors of this article at the
University of Oklahoma using computer-based informational
systems to form a powerful new tool to be used wherever the
Proceedings are consulted. This article is a description of the
latest index together with its three predecessors. The Oklahoma
Academy of Science is the premier scientific society in the
state. It was organized in December, 1909, by a group of twenty-
one scientists from various schools and colleges throughout the
state meeting in