Customer - Supplier Relationship AuditDouglas K. Macbeth, Lynne F. Baxter, Neil Ferguson, George C. Neil · First published 1990Open the Tome
Host records for Lepidoptera reared in Eastern North AmericaDouglas C. Ferguson · First published 1975Open the Tome
The Moths of America north of Mexico. Fascicle 20.2B. Bombycoidea. SaturniidaeDouglas C. Ferguson, Charles R. Edwards, Ronald W. Hodges · First published 1972Open the Tome
The Moths of North America north of Mexico. Fascicle 20.2A. Bombycoidea. SaturniidaeDouglas C. Ferguson · First published 1971Open the Tome
A revision of the moths of the subfamily Geometrinae of America north of Mexico (Insecta, Lepidoptera)Douglas C. Ferguson · First published 1969Open the Tome
