England ... 1897... J.J.Thomson spricht über die Grösse des
"Could anything at first sight seem
more impractical than a body which
is so small that its mass is an
insignifant fraction of the mass of
an atom of hydrogen?
Which itself is so small that a crowd
of these atoms
equal number to the population of the whole world would be too small to
have been detected
by any means then known to science."