David R. Smith has written:
'Digital transmission systems' -- subject(s): Digital communications
Helen R. Smith has written: 'David Garrick, 1717-1779' -- subject- s -: Actors, Biography, English Dramatists
R . Smith has written: 'Productivity, statistics and management'
Lewis R. Smith has written: 'Mechanics...'
R. A. Smith has written: 'Vaporisers' -- subject(s): Atomizers
Gary R. Smith has written: 'Death in the jungle'
R. Lester Smith has written: 'The spit'n image'
David R. Storm has written: 'Operation'
David R. Palmer has written: 'Threshold'
David R. George has written: 'Spock'
Carolyn R. Smith has written: 'Institutions of higher education'
R. Foster-Smith has written: 'Sea sick seals'
William R. Smith has written: 'Oil, gas and the environment'