TWWP Puzzler: Name The U.S. Presidents Known To Have Made Use of The Library of Congress

I just noted an article in the New York Times by Doreen Carvajal, Library of Congress Advances 2 Digital Projects Abroad, that brings good news. It says in part:

PARIS, Oct. 17 — The Library of Congress announced an ambitious plan on Wednesday to digitize a collection of the world’s rare cultural materials — artifacts ranging [...]

links for 2007-10-18

Silicon Valley Start-Ups Awash in Dollars, Again – New York Times
How many of the newly rich folks in Silicon Valley give even just one percent of their income each year to help our nation’s educators in their vital mission? I would guess well under one percent, and that’s probably too generous an estimate.
(tags: open-source education)

Participation [...]