6 Matching Results

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Northern Pacific (NP) 2257

A photograph print showing the Northern Pacific (NP) 2257, 4-6-2 (class Q-6), on a passenger train, Staples, MN.
Date: May 4, 1936
Creator: Schick, Joseph
Object Type: Photograph
System: The Gateway to Oklahoma History

Northern Pacific (NP) 654

A photograph print showing the Northern Pacific (NP) 654, 4-4-0, Brainerd, MN.
Date: July 1, 1936
Creator: Graves, Ralph L.
Object Type: Photograph
System: The Gateway to Oklahoma History

Northern Pacific (NP) 666

A photograph print showing the Northern Pacific (NP) 666, 4-4-0 (BLW Class B), Brainerd, MN.
Date: August 1936
Creator: George, Preston
Object Type: Photograph
System: The Gateway to Oklahoma History

Chicago, Milwaukee, St. Paul & Pacific (MILW) 1230

A photograph print showing the Chicago, Milwaukee, St. Paul & Pacific (MILW) 1230, 0-6-0, slope-back tender, Minneapolis, MN.
Date: May 30, 1936
Creator: Krambeck, J. Wesley
Object Type: Photograph
System: The Gateway to Oklahoma History

Chicago, St. Paul, Minneapolis & Omaha (CMO) 601

A photograph print showing Chicago, St. Paul, Minneapolis & Omaha (C.St.P.M.&O.) 601, 4-6-2, with C&NW tender, Minneapolis, MN.
Date: July 27, 1936
Creator: Krambeck, J. Wesley
Object Type: Photograph
System: The Gateway to Oklahoma History
Microscopic Structure and Concentratability of the Important Iron Ores of the United States (open access)

Microscopic Structure and Concentratability of the Important Iron Ores of the United States

Outline of Problem: "This paper covers a survey of 19 ores collected from seven of the more important iron-ore districts of the United States and is a contribution by the ore-dressing section of the United States Bureau of Mines to general research program on iron and steel being conducted by the Bureau."
Date: 1936
Creator: Cooke, S. R. B.
Object Type: Report
System: The UNT Digital Library