51 - 75 of 431
Number of results to display per page
TitleDateTypeSetname
51 Con. Copper Mines, Int.--Hoist Looking Toward Compressor1929-05-02Image/StillImagedha_scnpp
52 Con. Copper Mines, Int.--Hoist Looking Toward Control Panel1929-05-02Image/StillImagedha_scnpp
53 Consolidated Copper Mines Co., Pano A of Emma Shaft Grounds And Bldgs1929-10-06Image/StillImagedha_scnpp
54 Consolidated Copper Mines Co., Pano A of Pit for Geological Work1929-10-06Image/StillImagedha_scnpp
55 Consolidated Copper Mines Co., Pano B of Emma Shaft GroundsAnd Bldgs1929-10-06Image/StillImagedha_scnpp
56 Consolidated Copper Mines Co., Pano B of Island in Bottom of Pit1929-10-06Image/StillImagedha_scnpp
57 Consolidated Fuel Company, North 1 Mine1910-08-07Imagedha_scp
58 Conveyor - Top of Fine Ore Bins, Boston Consolidated Mill1908-01-14Imagedha_scp
59 Dan Dahlstrom observing sand foundation unit [1]1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970Imageuum_map
60 Dan Dahlstrom observing sand foundation unit [2]1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970Imageuum_map
61 Denver Rock Drill Co., Copy of Drill Sharpener Machine1923-01-31Image/StillImagedha_scnpp
62 Dey & Hoppangh, Copy of Etching of Roller Mill1920-01-13Image/StillImagedha_scnpp
63 Dey & Hoppangh, Copy of Etching of Roller Mill1920-01-13Image/StillImagedha_scnpp
64 Dey & Hoppangh, Copy of Etching of Roller Mill1920-01-13Image/StillImagedha_scnpp
65 Dey & Hoppangh, Copy of Etching of Roller Mill1920-01-13Image/StillImagedha_scnpp
66 Dey & Hoppangh, Copy of Etching of Roller Mill1920-01-31Image/StillImagedha_scnpp
67 Display, Sept. 19371937-09-07Imagedha_cbfm
68 Ditch digger1946-07Imageuum_map
69 Drill Sharpener1909-09-15Imagedha_scp
70 Drill Sharpeners on Car1910-02-26Imagedha_scp
71 Drill Sharpeners on Wagons1910-02-26Imagedha_scp
72 Duluth office employees1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970Imageuum_map
73 Early EIMCO truck1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970Imageuum_map
74 EICMO 623 face loader1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970Imageuum_map
75 Eight miners in mine1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970Imageuum_map
51 - 75 of 431