PORTRAITS 



PACING PAGE 



BENJAMIN THOMPSON, COUNT RUMFORD, Frontispiece Title 



ALEXANDER WILSON 51 



JOHN JAMES AUDUBON 71 



BENJAMIN SILLIMAN 89 



JOSEPH HENRY 119 



Louis AGASSIZ 147 



JEFFRIES WYMAN 171 



ASA GRAY 211 



JAMES DWIGHT DANA 233 



SPENCER FULLER-TON BAIRD 269 



OTHNIEL CHARLES MARSH 283 



EDWARD DRINKER COPE 313 



JOSIAH WlLLARD GlBBS 341 



SIMON NEWCOMB 363 



GEORGE BROWN GOODE 391 



HENRY AUGUSTUS ROWLAND 405 



WILLIAM KEITH BROOKS 427 



vii 



