KEY 2 FT

YOU HAVE FOUND ANOTHER CLUE!

Scientific American was started back in 1845 as a four page weekly newspaper and published by Rufus M. Porter. Over the past 170 years of publication many famous Scientists have contributed to the articles including Albert Einstein. In the beginning, the newspaper focused on what was going on in the U.S. Patent Office and reported on a vast range of inventions, such as perpetual motion machines and in 1860 a device for buoying vessels by Abraham Lincoln and the universal joint, which is now found in almost every automobile manufactured.

 

ANSWER THIS QUESTION FOR CLUE 2

What did Katherine find on the desk in the library?