Henry Samuel Boase – författare

Parochial History of Cornwall, founded on or rather including, the manuscript histories of Mr. Hals and Mr. Tonkin with additions and various appendices, by D. G. including copious extracts from J. Whitaker, D. and S. Lysons, andc. VOL. I

Philosophy of Nature

A Systematic Treatise on the Causes and Laws of Natural Phenomena

Treatise On Primary Geology