Page:The Elements of Euclid for the Use of Schools and Colleges - 1872.djvu/13

 THE ELEMENTS OF EUCLID FOR THE USE OF SCHOOLS AND COLLEGES; COMPRISING THE FIRST SIX BOOKS AND PORTIONS OF THE ELEVENTH AND TWELFTH BOOKS; WITH NOTES, AN APPENDIX, AND EXERCISES BY I. TODHUNTER M.A., F.R.S. NEW EDITION. London: MACMILLAN AND CO. 1872 [All Rights reserved.]