Pratt, John Henry, 1809-1871.
A treatise on attractions, Laplace's functions, and the figure of the earth / by John H. Pratt. - 4th ed. - London ; New York : Macmillan, 1871. - xv, 245 p. : ill. ; 20 cm.
Spine title: The figure of the earth.
Includes Index.
Gravity.
Earth (Planet)--Figure.
525 / PRT
A treatise on attractions, Laplace's functions, and the figure of the earth / by John H. Pratt. - 4th ed. - London ; New York : Macmillan, 1871. - xv, 245 p. : ill. ; 20 cm.
Spine title: The figure of the earth.
Includes Index.
Gravity.
Earth (Planet)--Figure.
525 / PRT