Harold S. Betts has written:
'Douglas-fir (Pseudotsuga taxifolia)' -- subject(s): Douglas fir
'The strength of North American woods' -- subject(s): Testing, Wood
'Possibilities of western pines as a source of naval stores' -- subject(s): Naval stores, Ponderosa pine
G. M. Betts has written: 'Betts on Wellington' -- subject(s): Politics and government
R. A. Betts has written: 'Separation processes' -- subject(s): Separation (Technology), Biotechnology
William Betts has written: 'The causes of the prosperity of New-York' -- subject(s): Economic conditions, History
George Betts Swann has written: 'Swann's sermons, volume III' -- subject(s): Sermons
Charles Henry Betts has written: 'The naked truth' -- subject(s): Accessible book 'Betts-Rossevelt letters' -- subject(s): Employers' liability, Recall, Primaries, Referendum
Harold S. Himmelfarb has written: 'The impact of religious schooling'
Harold S. Elford has written: 'Coal mining in Australia'
Gilbert Lee Betts has written: 'Selected bibliography on the education of teachers' -- subject(s): Bibliography, Teachers, Training of
Harold S. Ulen has written: 'The complete swimmer' -- subject(s): Diving, Swimming
Victoria Bedford Betts has written: 'Exploring finger paint' -- subject(s): Finger painting 'Exploring Papier-mache'
Harold Cazneaux has written: 'Harold Cazneaux' -- subject(s): Artistic Photography, Exhibitions
Alan Osborn Betts has written: 'Viral and rickettsial infections of animals' -- subject(s): Rickettsial diseases in animals, Veterinary virology