Books by R. A. F. Penrose
Biographical memoir, John Casp
Biographical memoir, John Casper Branner, 1850-1922
Memorial to John Casper Branne
Memorial to John Casper Branner
Memorial of Amos P. Brown
Memorial of Amos P. Brown
Radium and uranium
Radium and uranium
Kauri gum mining in New Zealan
Kauri gum mining in New Zealand
Pikes Peak folio, Colorado
Pikes Peak folio, Colorado
Nature and origin of deposits
Nature and origin of deposits of phosphate of lime
A discourse commemorative of t
A discourse commemorative of the life and character of Hugh L. Hodge, M.D., LL.D.