Provincial Letters, Pensees, Scientific Treatses by Blaise Pascal
$45.00
18th Century Scientists by Lavoisier, Fourier, Faraday
Major Writings by Ptolemy, Copernicus, Kepler
$100.00
Mathematical Principles of Natural Philosophy and Treatise on Light by Newton, Huygens
The Mathematical Writings by Euclid, Archimedes, Apollonius of Perga, Nicomachus of Gerasa
$85.00
Magic Squares and Cubes by W.S. Andrews
$15.00
The Pocket Calculator Game Book by Edwin Schlossberg