TY - BOOK AU - Somerville,Mary AU - Laplace,Pierre Simon TI - Mechanism of the heavens T2 - Cambridge library collection SN - 1108001572 (pbk.) U1 - 521 PY - 2009/// CY - Cambridge PB - Cambridge University Press KW - Celestial mechanics N1 - A digitally printed version of the 1831 edition ER -