Donald Roy Barr has written:
'Probability' -- subject(s): Probabilities
'Finite statistics' -- subject(s): Mathematical statistics, Probabilities
Donald Roy Geckeler has written: 'A study of the ultra-violet and visible absorption spectra of sodium tetrasulfide' -- subject(s): Sodium compounds, Absorption spectra
Roy Howard has written: '\\'
Donald J. Le Roy has written: 'Partners in industrial strategy' -- subject- s -: Industrial Research 'University of Toronto convocation presentation of Michael Polanyi by Professor D. J. Le Roy, Chairman, Department of Chemistry to the chancellor of the university for the award of the degree Doctor of Laws - honoris causa -'
Roy Wright has written: 'Memoir'
Roy McDonald has written: 'The answer questioned'
Roy Neily has written: 'Rajvara : \\'
Roy Fox has written: 'Technology'
Roy Gardner has written: 'Hellcatraz'
Roy Lambert has written: 'Make it Right!'
Roy Bryan has written: 'Winter lightning'
Roy Fowler has written: 'The film in France'
Roy Dandy has written: 'How your car works'