Nautical astronomy.
Kelly, Patrick, LL.D., master of Finsburg square academy, London. A practical introduction to spherics and nautical
astrononye London: J. Johnson. 1796. xiv, (1), 210 pp. Folded sheets, 8° e **E.171.21
Same. 2d ed. London: J.Johnson, and F, and C. Rivington. 1801. xvi, 215 pp. Folded sheets, 8°, **E.171.20 (Continued)