R. P. F. Gregory has written:
'Photosynthesis'
'Photosynthesis' -- subject(s): Photosynthesis
Gregory P. Tschebotarioff has written: 'Soil mechanics, foundations, and earth structures'
P. H. GREGORY has written: 'FIRST BENEFACTOR'S LECTURE THE FUNGAL MYCELIUM : AN HISTORICAL PERSPECTIVE'
Gregory P. Falkin has written: 'Reducing delinquency' -- subject(s): Administration of Juvenile justice, Juvenile delinquency, Prevention
F. P. D. has written: 'Mr. Dooley'
P. F. Gaye has written: 'John Gay'
F. P. Shearwood has written: 'By water and the word'
P. F. Karrow has written: 'Quaternary geology'
F. P. Chambers has written: 'This age of conflict'
P. F. Warner has written: 'How we recovered the Ashes'
F. P. King has written: 'The new internationalism'
F. P. Beer has written: 'Mechanics for engineers'
P D F. Murray has written: 'Biology'