- 1 Oliver C. Ralston
Answers to questions on the flotation of ores
Washington, D.C.: Gov. Print. Off. 1917; 30 S. - 2 Oliver C. Ralston; D. A. Lyon; F. B. Laney; R. S. Lewis
Bibliography of recent literature on flotation of ores, Juli to December, 1916
Washington, D.C.: Gov. Print. Off. 1917; 27 S. - 3 Oliver C. Ralston
Anhydrous aluminum chloride
Washington, D.C.: Gov. Print. Off. 1923; IV, 38 S.; graph. Darst. - 4 George S. Tilley; Oliver C. Ralston
The purification of copper sulphate solutions
Washington, D.C.: Gov. Print. Off. 1924; IV, 45 S.; graph. Darst.