Extinct monsters and creatures of other days: a popular account of some of the larger forms of ancient animal life (1911)
Hutchinson, H. N. (Henry Neville), 1856-1927 · New York, D. Appleton and company · leaf 314
EXTINCT MONSTERS 2o8 But the largest Pterodactyls hail, like so many other big things, from America. Professor Marsh tells us of monsters … in his famous collection with a spread of wings of eighteen
Paleontology
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.