TY - BOOK AU - Hall,Basil TI - Letter from Captain Basil Hall, R. N. to Captain Kater, communicating the details of experiments made by him and Mr. Henry Foster, with an invariable pendulum, in London; at the Galapagos Islands in the Pacific Ocean, near the Equator; at San Blas de California on the N. W. coast of Mexico; and at Rio de Janeiro in Brazil: with an appendix, containing the second series of experiments in London, on the return U1 - 526.1 23 PY - 1823/// KW - Ciencias básicas KW - Pure science KW - Islas Galápagos KW - Galapagos Islands ER -