-
governmental | military
-
miscellaneous | unclassified
-
community | forum
-
Purdue Research Foundation
miscellaneous | foundations
-
Pasture Rangeland And Forage
miscellaneous | unclassified
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
miscellaneous | funnies
-
Postdoctoral Research Fellowships
academic & science | research
-
community | forum
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
Pulse Repetition Frequency
governmental | nasa
-
Pulse Repitition Frequency
miscellaneous | unclassified
-
Parachute Refurbishment Facility
governmental | nasa
-
academic & science | research
-
Polícia Rodoviária Federal
miscellaneous | unclassified
-
regional | airport codes
-
Dbase Iv Printer Driver File
computing | file extensions
-
computing | file extensions
-
miscellaneous | unclassified
-
computing | file extensions
-
Principal Reference Frame
miscellaneous | manufacturing
-
Plastics Recovery Facility
miscellaneous | plastics
-
Progeria Research Foundation
miscellaneous | foundations
-
Pulse Repetition Frequency
academic & science | ocean science
-
medical | british medicine
-
Improces - Fastgraph Pixel Run Format Bitmap Graphics
computing | file extensions
-
Pseudomonas Resistance And Fenthion
miscellaneous | unclassified
-
miscellaneous | unclassified