TABLE XII a.

Corrections to be applied to the results for latitude of astronomical station at Presidio del Norte, in order to introduce the elements of the stars, as given in the Twelve-Year Catalogue.

Results for latitude of Eagle Pass, from observations made with sextant, by Lieut. Michler, in 1852.

Results for latitude of Eagle Pass, for each date of observation, in 1852.

TABLE XIII- Continued,

Results for latitude of Eagle Pass for each date of observation-Continued.

Tabulation of results for the latitude of astronomical station at Ringgold Barracks, derived from observations made with the zenith telescope No. 4, on thirty-two pairs of stars: By Major W. H. Emory, Chief Astronomer and Surveyor of United States and Mexican boundary survey.