Call NumberX-60037CreatorWeitfle, Charles, 1836-1921Date1880-1900SummaryView of gold 'sponge' from the Hidden Treasure Mine, in Gilpin County, Colorado.Physical Description1 copy negative ; 10 x 13 cm (4 x 5 in.); 1 photoprint on stereo card : stereograph ; 10 x 16 cm (4 x 6 in.)Born-Digital or AnalogAnalogSubjectHidden Treasure Mine (Gilpin County, Colo.)--Products--19th centuryGilpin County (Colo.)--19th centuryGold--Colorado--Gilpin County--19th centuryMining--Colorado--Gilpin County--19th centuryGeographic AreaGilpin County (Colo.)CollectionPhotographs - Western HistoryRelated MaterialImage file: ZZR710060037Type of MaterialFilm negativesStereographsOriginal Material Found in CollectionCharles Weitfle's stereoscopic views.NotesFormerly F40620. Label on card: "Weitfle's Stereoscopic Views. No. 225. Gold Retorts. This interesting pile of gold is the result of four weeks' run of the "Hidden Treasure" Mining Co. Weight, 1,370 ozs. value, $22,500."; Printed on front: "Chas. Weitfle's Stereoscopic View."; Title from printed label reproduced in stereograph. Library owns additional iterations of this image in various formats: 1 photographic print mounted on stereo card : stereograph ; 10 x 18 cm. (4 x 7 in.), 1 photographic print mounted on stereo card : stereograph ; 1 0 x 18 cm. (4 x 7 in.); R7100600372