February 20, 2008 (Math)
| Reluctant genius : Alexander Graham Bell and the passion for invention / Charlotte Gray. | TK6143.B4 G73 2006 |
| M.C. Escher : visions of symmetry / Doris Schattschneider ; foreword by Douglas R. Hofstadter. |
Wednesday, February 20, 2008
# posted by Beth
@ 10:47 AM 
