Eugene Delos Gardner / Paul Trekell Allsman

UOM:39015077575820

Gold mines and mining

George W. Heim / Paul Trekell Allsman

UOM:39015078488254

Manganese

Paul Trekell Allsman

UOM:39015078467373

Iron ores

Paul Trekell Allsman

UOM:39015078534594

Lead mines and mining

Stuart Sowden HOLLAND / Paul Trekell ALLSMAN / Eugene Delos GARDNER

OCLC:561231349

Eugene Delos Gardner / United States. Bureau of Mines / Paul Trekell Allsman

OCLC:1139480497

Draglines

Paul Trekell Allsman

UIUC:30112101024328

Gold mines and mining

United States. Bureau of Mines

OCLC:1139482896

Chromite

William H. King / Paul Trekell Allsman

OCLC:909893446

Mines and mineral resources

United States. Bureau of Mines

OCLC:1139509135

Aggregates (Building materials)

United States. Bureau of Mines

OCLC:1139481053

Anthracite coal industry

United States. Bureau of Mines

OCLC:1139477026

Anthracite coal

United States. Bureau of Mines

OCLC:1139506222

Aluminum industry and trade

United States. Bureau of Mines

OCLC:1139500232

Aluminum oxide

Eugene Delos Gardner / Paul T. Allsman

OCLC:41976218

Gold mines and mining

Albert Booth Needham / Bernard Lewis / Constantine C. Popoff / Frederick Waters Horton / G. D. Jermain / Heine Kenworthy / John H. Soulé / John Willard Buch / Paul Trekell Allsman / Robert J. Hundhausen / Scott W. Hazen / T. M. Romslo / W. D. McMillan / Andrew Allan / Spangler Ricker / Willis A. Calhoun / M. M. Fine

OCLC:10284157

Anthracite coal industry

United States. Bureau of Mines

OCLC:1139499520

Air

United States. Bureau of Mines

OCLC:1139512223

Air sampling apparatus

United States. Bureau of Mines

OCLC:1139480944

Air

United States. Bureau of Mines / J. R. Guiteras

OCLC:639826558

United States. Bureau of Mines

OCLC:1139482433

Bonuses (Employee fringe benefits)

George Edward McElroy

OCLC:607887317

Anthracite coal

Arthur Russell Taylor Denues / Paul Trekell Allsman

LCCN:41050205

Explosives

Paul Trekell Allsman / Paul E. Pesonen

OCLC:1030586031

Aluminum ores

Max Wilhelm von Bernewitz / United States. Bureau of Mines

OCLC:271462921

Arthur R. T. Denues / Paul Trekell Allsman / Reginald Scott Dean / William Waugh Adams / Charles Wesley Davis / L. E. Geyer / M. E. Kolhos / Virginia E. Wrenn / M. G. Parry

OSU:32435026701144

Coal mine accidents

Frederick Waters Horton / Paul Trekell Allsman

STANFORD:36105006338326

Chromite

Eugene Delos Gardner / Paul Trekell Allsman

UOM:39015077575820

Gold mines and mining

Paul Trekell Allsman

UOM:39015078534594

Lead mines and mining

Arthur R. T. Denues / Daniel Harrington / McHenry Mosier / Paul Trekell Allsman / Reginald Scott Dean / William Waugh Adams / Carl Edward Julihn / Charles Wesley Davis / Jesse Herman Steinmesch / L. E. Geyer / Louise S. Pedlow / M. E. Kolhos / United States. Bureau of Mines / Anna Brooke Pleasants Brown / Frederick Waters Horton / M. G. Parry

LCCN:41050205

Coal mine accidents