THE LAWRENCE LOWELL
TELESCOPE
A GIFT TO THE OBSERVATORY FROM
PRESIDENT A. LAWRENCE LOWELL
THROUGH THIS INSTRUMENT THE NINTH
PLANET PLUTO WAS FIRST FOUND IN 1930
"IT MEANS A PLANET OUT THERE AS YET UNSEEN BY MAN,
BUT CERTAIN TO BE DETECTED AND ADDED TO
THE OTHERS."
THE SOLAR SYSTEM
PUBLISHED 1902
PERCIVAL LOWELL
Submitted by @jqmcd and @Tom_FtWorth