H. Wortman has written:
'Construction of navigation canals affording opeation at high speed' -- subject(s): Canals, Inland navigation, Design and construction
C. Byron Wortman has written: 'The first fifty' -- subject(s): History, History, Local, Local History
David B Wortman has written: 'A saint model of the AN/TSQ-73 guided missile air defense system' -- subject(s): Guided missiles, Air defenses
H. H. Donaldson has written: 'The rat'
Will H. Moore has written: '\\'
H. Marsman has written: '\\'
H. H. Clarke has written: 'Test manual'
H. H. Siegumfeldt has written: 'Kaj Munk'
H H. Anderson has written: 'Centrifugal pumps'
H. H. Doehler has written: 'Die casting'
H H. Claasen has written: 'The noble gases'
H. H. Kendler has written: 'Basic psychology'
H. H. Arnold has written: 'Global mission'