"Federal Investigations of Mine Accidents, Structural Materials, and Fuels." Herbert M. Wilson. (With Discussion.) [190].

FIRE PROOFING.

"Federal Investigations of Mine Accidents, Structural Materials, and Fuels." Herbert M. Wilson. (With Discussion.) [190].

FOUNDATIONS.

"The Ultimate Load on Pile——: A Static Theory." John H. Griffith. [412].

Discussion: Luther Wagoner, 442.

FUEL.

"Federal Investigations of Mine Accidents, Structural Materials, and Fuels." Herbert M. Wilson. (With Discussion.) [190].

GRADES.

"Locomotive Performance on —— of Various Lengths." Beverly S. Randolph. (With Discussion.) [321].