A. F. Gregory has written:
'Geological interpretation of aerial magnetic and radiometric profiles, Arctic Archipelago, Northwest Territories' -- subject(s): Geophysics, Observations
Garold F. Gregory has written: 'An improved apparatus for pressure-injecting fluid into trees'
R. P. F. Gregory has written: 'Photosynthesis' 'Photosynthesis' -- subject(s): Photosynthesis
Gregory F. Pierce has written: 'The world as it should be' 'Activism That Makes Sense' -- subject(s): Church and social problems, Community organization
Gregory Gorby has written: 'Gregory Gorby'
Gregory Crane has written: 'Gregory Crane'
W A. Gregory has written: 'The director'
Gregory Curtis has written: 'Disarmed'
Gregory Brunt has written: 'Health centres'
Lucy Gregory has written: 'Leaning on her beloved'
Gregory O'Donoghue has written: 'Making tracks'
Gregory Robinson has written: 'Elizabethan ship'
Gregory Hall has written: 'Mortal Remains'