Elka Australia Two Toed Sloth Soft Plush Toy 10"/25cm

Geometric construction of the regular decagon and pentagon inscribed in a circle, by Henry H. Ludlow.

Mathematical tracts ... by F. W. Newman.

On the study and difficulties of mathematics.

Catalogue of the Phnogamous Plants of the United States, East of the Mississippi: And of the Vascular Cryptogamous Plants of North America, North of Mexico [ 1872 ]

The Doctrine of Evolution: Its Basis and Its Scope

The relation between pure and applied mathematics

The Gaelic Names of Plants (Scottish, Irish, and Manx), Collected and Arranged in Scientific Order, With Notes on Their Etymology, Uses, Plant ... English, and Scientific Indices: -1900

On the forms of unicursal quintic curves...