Royd Ray Sayers

UOM:39015095268861

Carbon dioxide

Royd Ray Sayers

UOM:39015077316175

Coal miners

Royd Ray Sayers

UOM:39015095269703

Mine safety

Royd Ray Sayers

UOM:39015086555185

Drinking water

United States. Bureau of Mines

UOM:39015007378121

Gas

George Samuel Rice / Royd Ray Sayers / D. Harrington

UOM:39015086415356

Coal mines and mining

Lionel Herman Duschak / Curt Nicolaus Schuette

OSU:32435056593486

Mercury

Royd Ray Sayers

UOM:39015095269489

Carbon monoxide

Alexander Gordon Gilliam / Henry Klein / James Edmund Ives / John Jacob Bloomfield / Joseph Walter Mountin / Lunsford Dickson Fricks / Mary Gover / Oswald Fenton Hedley / Royd Ray Sayers / Waldemar Claus Dreessen / Carroll Edwards Palmer / Elliott Harmon Pennell / Joseph Marius DallaValle / Mary Fouse Peyton / Wirt Alvin Gill / Emma Evelyn Flook / Samuel George Bloomfield / Thomas Isaac Edwards / John William Miller

OSU:32436001048816

African Americans

Royd Ray Sayers

UOM:39015086555573

Diseases

George Samuel Rice / Royd Ray Sayers

UIUC:30112106723304

Mine safety

Martin Joseph Gavin / Richard Valentine Ageton / Willard Walker Cutler / Arno Carl Fieldner / Arthur L. Murray / Byron O. Pickard / C. Lorimer Colburn / C. R. Forbes / Charles Edward Munroe / Daniel Harrington / Donald B. Dow / Ernest Woodward Dean / Eugene Delos Gardner / F. J. Bailey / G. St. John Perrott / George Arthur Burrell / George Edward McElroy / Guy B. Taylor / H. F. O'Brien / J. J. Bourquin / John Gross / Joseph Dana Davis / Lee Clyde Ilsley / N. A. C. Smith / Oliver Bowles / R. M. Winslow / Raymond Bardeen Ladoo / Roy R. Hornor / Royd Ray Sayers / Royden Edward Head / Samuel Wilson Parr / Thomas Fraser / United States. Bureau of Mines / William Hawes Coghill / William Wallace Odell / A. D. Bauer / C. E. Coleman / Carl O. Anderson / George William Jones / H. H. Hill / Harry Fagan Yancey / Henry Rust O'Brien / Horace Chamberlain Porter / J. W. Paul / John T. Aydelotte / Lewis C. Karrick / Maurice Bacon Cooke / Palmer B. Place / Selwyne Perez Kinney / Sidney Hershberg Katz / Thomas Ernest Layng / Walker Stillwell Clute / C. R. Bopp / E. C. White / George Stanley Scott / W. B. Lerch / W. E. Perdew

OSU:32435067622522

Abandoned coal mines

Royd Ray Sayers / Claude William Mitchell / William Parks Yant

UOM:39015086499731

Hydrogen sulfide

Daniel Harrington / A. R. Elliott / Arno Carl Fieldner / Arthur Edward Wells / Arthur Warren Ambrose / Byron O. Pickard / C. Lorimer Colburn / Carl Alton Allen / Charles Edward Munroe / Cleve Edwin Kindall / Clifford Pinkney Bowie / Donald B. Dow / Earl Renwick McMillan / Ernest Woodward Dean / Eugene Delos Gardner / Frederick Gardner Cottrell / George Samuel Rice / Harry Earle Tufft / Harry H. Hill / James Ogier Lewis / John Allen Davis / John Gross / John Joseph Vincent Forbes / Lionel Herman Duschak / Martin Joseph Gavin / Nicholas Arthur Clarke Smith / Oliver Bowles / Raymond Bardeen Ladoo / Reinhardt Thiessen / Royd Ray Sayers / Sidney Hershberg Katz / Spencer Pritchard Howell / Willard Walker Cutler / William Wallace Odell / William Waugh Adams / Walter Abraham Jacobs / E. W. Dyer / J. E. Crawshaw / L. H. Sharp

OSU:32435067622506

Asbestos

Royd Ray Sayers

UOM:39015077576190

Industrial accidents

N. F. Le Jeune / A. D. Bauer / Byron Oscar Pickard / John Robert Reeves / Theodore Earl Swigart / Arno Carl Fieldner / C. E. Sims / C. L. Colburn / Charles Edward Munroe / Clyde Elmer Williams / Craig Miller Bouton / Daniel Harrington / Edward H. Denny / Ernest J. Gleim / Eugene Delos Gardner / George Samuel Rice / George William Jones / Henry Alfred Doerner / Henry Kreisinger / Hilary Breton Brunot / J. J. Jakowsky / John Allen Davis / Joseph Dana Davis / Lee Clyde Ilsley / Leonard Greenburg / Ludwig Schmidt / Nicholas Arthur Clarke Smith / Oliver Bowles / Raymond Bardeen Ladoo / Robert John Anderson / Ronald Van Auken Mills / Royd Ray Sayers / Rudolf H. Kudlich / Sidney Hershberg Katz / Spencer Pritchard Howell / Thomas Varley / William Albert Dunkley / William Marsh Myers / William Melvin Weigel / William W. Odell / William Waugh Adams / H. B. Freeman (Jr.) / Alva Britt Hooker / George Wetherall Smith / Harry Mac Cooper / J. E. Crawshaw / James Washington Paul / John Blizard / L. G. Marsh / Maurice Bacon Cooke / Max Wilhelm von Bernewitz / Paul Hopkins / William Parks Yant / Fred Davidson Osgood / Lawrence Bursley Berger

OSU:32435067622548

Air

George Samuel Rice / James Washington Paul / Royd Ray Sayers

UOM:39015095269372

Coal dust

Royd Ray Sayers / William Parks Yant / George William Jones

UOM:39015095269216

Air

William Waugh Adams / Byron Matthew Bird / Albert John Kraemer / Arno Carl Fieldner / B. Marvel O'Harra / Byron Oscar Pickard / Carl A. Taylor / Clyde Elmer Williams / Daniel Harrington / Earl Renwick McMillan / Edmund Spriggs Leaver / F. C. Gregory / F. C. Houghten / George William Jones / Harold Carl Miller / Horace Wadsworth Gillett / J. E. Crawshaw / J. J. Jakosky / Lee Clyde Ilsley / Martin J. Gavin / Mayo Dyer Hersey / N. F. Le Jeune / Nicholas Arthur Clarke Smith / O. P. Hood / Oliver Bowles / Ronald Van Auken Mills / Royd Ray Sayers / S. H. Brooks / Spencer Pritchard Howell / Thomas Thornton Read / United States. Bureau of Mines / W. W. Odell / William John McConnell / William Marsh Myers / Charles Edward Munroe / Constantin Promos Yagloglou / D. D. Stark / E. W. Butzler / Edward Lawrence Mack / Edward Phillip Barrett / H. B. Brunot / H. E. Messmore / H. M. Smith / I. H. Nelson / Lewis C. Karrick / Max Wilhelm Von Bernewitz / R. V. Thurston / Sidney Hershberg Katz / Thomas Leonard Joseph / William Parks Yant / Bernard Marvin Larsen / Dewey A. Reynolds / E. P. Buxton / L. P. Calkins / Percy Hoke Royster

OSU:32435067622571

Air flow

Royd Ray Sayers / William Parks Yant

UOM:39015086499723

Carbon monoxide

William John McConnell / Royd Ray Sayers

UOM:39015095269604

Humidity

United States. Bureau of Mines

UIUC:30112104111791

Gases, Asphyxiating and poisonous

United States. Bureau of Mines

OSU:32435056593825

Coal

Royd Ray Sayers / Sara Jeannette Davenport

UOM:39015074127401

Hydrogen fluoride

John William Miller / Royd Ray Sayers

HARVARD:32044032239428

Dust

Glen Milton Kohls / Heinz Specht / National Institute of Health (U.S.) / Ralph Dougall Lillie / John William Miller / Peter John Valaer / Royd Ray Sayers

OSU:32435023213986

Fleas

F. C. Houghten / Constantin Promos Yagloglou / Royd Ray Sayers

UOM:39015095269257

Mine atmospheres

Abraham Wallerstein Fuchs / Henry Otis Kendall / Louis Schwartz / Mary Gover / Paul Ardeen Neal / Robert Harrold Flinn / Waldemar Claus Dreessen / Chester Wilson Emmons / Florence Peterson Kendall / Joseph Marius DallaValle / Leslie Carl Frank / Thomas Isaac Edwards / Warren Harry Reinhart / Edward C. Riley / Royd Ray Sayers / Herman Franklin Easom / John Jacob Bloomfield / William Belmont Fulton / Allan Dooley / Marion Francis Trice / John Francis Cadden / Saul Charles Rothman

OSU:32436001048808

Cancer

United States. Bureau of Mines / Royd Ray Sayers / Arno Carl Fieldner / William Parks Yant / Bernard George Herman Thomas

WISC:89077454833

Animal experimentation

United States. Committee of Surgeons on Standardization of First Aid

HARVARD:32044055353866

First aid in illness and injury