TY - BOOK AU - Chauvenet, William TI - A manual of spherical and practical astronomy: v. 1 : embracing the general problems of spherical astronomy, the special applications to nautical astronomy; v. 2 : the theory and use of fixed and portable astronomical instruments SN - 1143673077 PY - 1874/// CY - London PB - Trubner KW - Astronomy N1 - 000066A: v. 1 & 000066B: v. 2 ER -