Herbert Spencer Holcomb, Fitz and Peate: Three 19th-Century American Telescope Makers Know the Truth: A Critique on the Hamiltonian Theory of Limitation / Including Some Strictures Upon the Theories of Rev. Henry L. Mansel and Mr. Herbert Spencer Pioneers of Evolution from Thales to Huxley / With an Intermediate Chapter on the Causes of Arrest of the Movement Report of the Proceedings at the Examination of Charles G. Davis, Esq., on a Charge of Aiding and Abetting in the Rescue of a Fugitive Slave: Held in Boston, in February, 1851 Socialism and Modern Science (Darwin, Spencer, Marx) Spencer’s Philosophy of Science / The Herbert Spencer Lecture Delivered at the Museum 7 November, 1913
