Vv. ert THR fae gee uN your

: Yh ) JUN 26 1937

Avogadro's number >

aoe

re

¢ - yuien sabe?

A One hears the quip that

Avogadro's number is so large L
that we take in at least one
molecule of Julius Caesar's

dying breath with each

inhalation.»

Can anyone cite an
"original" source for this image.

J.J../New York

Dr. Joshua Lederberg
President
Rockefeller University
New York, NY 16021