| Prejudices, third series
H. L. Mencken | |
| Preliminary Announcement & List of Members / Society for Pure English, Tract 01 (1919)
Society for Pure English | |
| Preliminary Discourse on the Study of Natural Philosophy
John F. W. Herschel | |
| Preliminary Report of the Commission Appointed by the University of Pennsylvania to Investigate Modern Spiritualism / In Accordance with the Request of the Late Henry Seybert
University of Pennsylvania. Seybert Commission for Investigating Modern Spiritualism | |
| Preliminary report on a visit to the Navaho National Monument, Arizona
Jesse Walter Fewkes | |
| Preliminary Report on Gowganda Mining Division District of Nipissing Ontario
W. H. Collins | |
| Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) / October, 1960
Digital Equipment Corporation | |
| Preliminary Survey of a Paleocene Faunule from the Angels Peak Area, New Mexico
Robert W. Wilson | |
| Prelude for War
Charteris Leslie | |
| Prelude to Space
Robert W. Haseltine |
