Hall, Basil. <br/><br/>
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 (abstract) / 
Basil Hall. 
 -  1830. 
 - 193-195 p. 
<br/><br/><br/>Inglés 
<br/><br/><label>ISBN: </label> Normal 
<br/><br/><label>Subjects--Index Terms: </label>Geodesy Geodesía Galápagos 
<br/><br/><label>Dewey Class. No.: </label>526.1