Home › Authors › O. A. (Olof August) 1865- Peterson 👤 O. A. (Olof August) 1865- Peterson 3 books Books by O. A. (Olof August) 1865- Peterson American Diceratheres; Vol. 7 American Diceratheres; Vol. 7 No. 6 2021 New Suilline Remains from the New Suilline Remains from the Miocene of Nebraska; Vol. 2 No. 8 2021 Revision of the Entelodontidae Revision of the Entelodontidae; Vol. 4 No. 3 2021