L'optique moderne: Collection de lunettes presente par Daniel Spoerri
avec, en regard, d'inutiles notules par Francois Dufrene. Published by Fluxus special editions as no. B, 1963. First edition. 20 x 14 cm, 122 pp.
Designed by George Maciunas with text printed in black on orange paper. Each page faces a photo of the collection of altered eyeglasses Daniel Spoerri assembled over the years. Some discolouration due to age on back cover, but otherwise a very good copy.