1-9 of 9 Books
Geology and water resources of Charles Mix and Douglas Counties, South Dakota
Geology and water resources of Charles Mix and Douglas Counties, South Dakota
By Lynn S. Hedges
Soil survey of Douglas County, Minnesota
Soil survey of Douglas County, Minnesota
By Donald E. DeMartelaere
Omaha-Council Bluffs solid waste management plan
Omaha-Council Bluffs solid waste management plan
By Henningson, Durham & Richardson.
On the reservation border
On the reservation border
By Henry Van der Pol
Douglas County historic building survey
Douglas County historic building survey
By
Major aquifers in Charles Mix and Douglas Counties, South Dakota
Major aquifers in Charles Mix and Douglas Counties, South Dakota
By Jack Kume

Douglas County Colorado Marriage Index 1818-1925
By Patrick Vernon Murray,Dixie Owens Murray

Douglas Co Missouri Marriages 1827-1839
By Dorothy Ledbetter Murray,Nicholas Russell Murray
Trace fossils from the rock bluff limestone (Pennsylvanian, Kansas)
Trace fossils from the rock bluff limestone (Pennsylvanian, Kansas)
By Richard H. Maerz