PROCLUS DIADOCHUS

ON THE

FIRST BOOK OF EUCLID'S ELEMENTS

COMMENTARIES.

EDITED BY

GODOFREDUS FRIEDLEIN.

The publisher's device for B. G. Teubner, featuring a stylized monogram with the letters B, G, and T intertwined within a rectangular border.

LEIPZIG

AT THE HOUSE OF B. G. TEUBNER

1873.