BY THE SAME AUTHOR. I. PLANE AND SPHERICAL TRIGONOMETRY. PART I., containing Rules, Examples, and Problems. This volume contains the principal Rules in Logarithms, and in Plane and Spherical Trigonometry. The Examples and Problems exceed 400, and the answer or result is given under each. Fourth edition, 4s. cloth. II. PLANE AND SPHERICAL TRIGONOMETRY. PART II., containing the principal Formulæ, Proofs of Rules in Logarithms and Trigonometry, &c. given in PART I.; and a series of upwards of 300 Analytical Examples and Exercises, with Hints and Answers. Fourth edition, 4s. cloth. The two Parts complete in one volume, 7s. 6d. cloth. III. PROBLEMS IN ASTRONOMY, SURVEYING, and NAVIGATION, with their SOLUTIONS. Designed for facilitating Self-instruction in the principles of Navigation and Nautical Astronomy. This volume contains the SOLUTIONS of all the Problems given in Trigonometry, Part I., and also RULES IN NAVIGATION, with Proofs and numerous Examples as far as the Day's Work inclusive. Second edition, 6s. cloth. IV. HAND-BOOK FOR THE STARS; or, Rules for finding the Names and Positions of all the Stars of the First and Second Magnitude. Second edition, 3s. 6d. cloth. V. NAVIGATION AND NAUTICAL ASTRONOMY. PART I., containing Rules and Examples. 4s. cloth. VI. NAVIGATION AND NAUTICAL ASTRONOMY. PART II., containing Investigations and Proofs of the principal Rules and Corrections. 4s. cloth (preparing for the press). LONDON: LONGMAN AND CO., PATERNOSTER ROW. |