A syllabus of Baroque art in Europe, by John H. B Knowlton and Joan A. Knowlton.John Howard Barnes. Knowlton1952
The Laramie Flora of the Denver Basin, with a Review of the Laramie Problem, by F. H. Knowlton.Frank Hall Knowlton1922
A catalogue of the Mesozoic and Cenozoic plants of North America, by F. H. Knowlton.Frank Hall Knowlton1919
The Newark system of Pomperaug Valley, Connecticut, by William Herbert Hobbs, with a report on fossil wood by F. H. Knowlton.William Herbert Hobbs1901
... The Stratigraphic Relations and Paleontology of the "Hell Creek Beds", "Ceratops Beds" and Equivalents, and Their Reference to the FortUnion Formation, by F. H. Knowlton.Frank Hall Knowlton1909
Remarks on the Fossil Turtles Accredited to the Judith River Formation, by F. H. Knowlton ...Frank Hall Knowlton1911
Advertising for Banks, by Don Knowlton...with Collaboration of the Financial Advertisers Association, and an Introduction by Francis H. Sisson.Don Knowlton1932EN
Surveys for wintering right whales (Eubalaena glacialis) along the southeastern United States, 1984-1988 / Scott D. Kraus, Amy R. Knowlton, and John H. PrescottScott D Kraus1988EN