When Lyndon Johnson signed the Civil Rights Act in 1964, he reportedly used more than 75 pens, the signing starts around the 50 second mark.
And here’s a little more background on the whole multiple pen tradition. Heck, you’ll even learn why Clinton signed a particular bill with four pens and gave one to Gerald Ford, Jimmy Carter, Ronald Reagan and George H.W. Bush.
Read more: http://www.time.com/time/politics/article/0,8599,1974490,00.html#ixzz0j3qrALqy
The first time I learned about this multiple pen signing tradition was when I read about Gen MacArthur, acting as primary representative for the U.S., signed the Instrument of Surrender using six pens when the Empire of Japan surrendered on the deck of the USS Missouri. One of the pens went to West Point, and the other went to Annapolis, which I always thought was cool.
In case you were wondering, the pens used by the Japanese were destroyed.