Pyrometry; the papers and discussion of a symposium on pyrometry held by the American institute of mining and metallurgical engineers at its Chicago meeting, September, 1919, in cooperation with the National research council and the National bureau of standards Q Science
Mathematical tracts; part 1. On Laplace’s coefficients, the figure of the earth, the motion of a rigid body about its center of gravity, and precession and nutation Q Science
Charles Darwin as geologist. The Rede lecture given at the Darwin centennial commemoration on 24 June 1909 Q Science
