Douglas County Libraries
Douglas County Libraries is a public library system created in 1966 , serving Douglas County , Colorado , in the United States . 
<triplet> Douglas County Libraries <subj> 1966 <obj> inception <subj> United States <obj> country <triplet> Douglas County <subj> Colorado <obj> located in the administrative territorial entity <triplet> Colorado <subj> Douglas County <obj> contains administrative territorial entity <subj> United States <obj> country <triplet> United States <subj> Colorado <obj> contains administrative territorial entity