Century Style Rk-Vff30-2 Pressure Lockoff Lock Off Repair Rebuild Kit Vff30 Vacuum

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

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

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 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...

Inventional geometry; a series of problems, intended to familiarize the pupil with geometrical conceptions, and to exercise his inventive faculty. By ... With a prefatory note by Herbert Spencer.

General investigations of curved surfaces of 1827 and 1825; tr. with notes and a bibliography by James Caddall Morehead and Adam Miller Hiltebeitel.

Glaucus: the Wonders of the Shore