Charles Lane Poor, "Gravitation Versus Relativity," G.P. Putnam's Sons, 1922. First edition.
Flat signed by Poor on the front endpaper. An early critique of Einstein's Theory of Relativity.
Cloth of book has scattered foxing/spotting throughout, surface rubbing along rear edge of spine, spine darkened with ends rubbed and fraying, light dust at top page edges. Five thin cracks in binding, though all pages holding. G/G+. Scarce in general, rare signed. A four leaf clover that was pressed between pages has been left in the book.
