[JACKSON, W.H. & CO, Photographers.]. [CLEAR CREEK]. Album containing 14 photographs (on 12 mounts). Denver: W.H. Jackson & Co., n.d. [circa 1880]. Oblong 8vo, original cloth, decorated in blind, black and gilt -- [DENVER]. The National Mining and Industrial Exposition Denver. Album containing 15 photographs (on 12 mounts). Denver: W.H. Jackson & Co ., n.d. [circa 1880]. 8vo, original cloth, gilt-decorated, minor soiling to front cover. (2)