This reexamination of earlier forecasts and statistics related to research library growth--Purdue studies first published in 1965, data and forecasts from Fremont Rider's 1944 book--shows mixed results for evidence of continuing rapid growth of collections and acquisition expenditures and marked decline in acquisition rates. (16 references) (EJS)

This research extends the "Purdue studies" of research library growth, presenting results that include library statistical trends during a 35-year period, 1951-1985. It serves to update Purdue's 9-report series (1965-1973) and is a validation study of Purdue's growth forecasts, 28 of which were published in 1965, then revised in 1971.…

The analyses reported here on the growth and change of medical school libraries are based on the annual statistics of 67 U.S. and Canadian medical school libraries, 1975-89, and 4 primary statistics from "parent," main campus libraries, all of them members of the Association of Research Libraries. The results show that medical school…