The days of a man : being memories of a naturalist, teacher, and minor prophet of democracy Q Science
Zones of stars observed at the United States Naval Observatory with the mural circle in the years 1846, 1847, 1848, and 1849 Q Science
Mathematics for the practical man explaining simply and quickly all the elements of algebra, geometry, trigonometry, logarithms, coördinate geometry, calculus Q Science
William Whewell, D. D., master of Trinity college, Cambridge. An account of his writings with selections from his literary and scientific correspondence Q Science
