wpid-2012-06-26_10-53-30_629.jpg September 20, 2012 375 × 500 Amazing and historic artifacts of science From the notebook of 1st President George Washington. This was from prior to his presidency and military career. Like this:Like Loading... Share this:Click to email this to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Like this:Like Loading...