SIR ISAAC NEWTON'S
PRINCIPIA
REPRINTED FOR
SIR WILLIAM THOMSON LL.D.
LATE FELLOW OF ST. PETER'S COLLEGE, cambridge AND
HUGH BLACKBURN M.A.
LATE FELLOW OF TRINITY COLLEGE, CAMBRIDGE PROFESSORS OF NATURAL PHILOSOPHY AND MATHEMATICS IN THE UNIVERSITY OF GLASGOW
GLASGOW JAMES MACLEHOSE , PUBLISHER TO THE UNIVERSITY
PRINTED BY ROBERT MACLEHOSE
1871 MDCCCLXXI
4100
2127671