...of Philadelphia, on the twenty-first of September, 1801, by Messrs. Patterson and and Ellicott. 12. On the Hybernation of Swallows, by the late Colonel...accuracy with which the longitude may be found by lunar observations ; in a letter from Andrew Ellicott, to Robert Patterson. 15. On two species of Sphex,...

...them without success, and believe that they were retiring for the winter. FREDERICK ANTES. No. XIII. Astronomical observations made at Lancaster, Pennsylvania,...longitude of that borough, and as a test of the accuracy tilth which the longitude may be found by lunar observation; in a Idler from Andrew Ellicott to Robert...

...and A. Ellicott. On the Hibernation of Swallows, by the late Col. Antes, communicated by Dr. Barton. Astronomical Observations made at Lancaster, Pennsylvania,...Observation, in a Letter from A. Ellicott to R. Patterson. Notices of the Natural History of the northerly parts of Louisiana, in a Letter from Dr. John Watkins...

...and A. Ellicott. On the Ilybernation of Swallows, by the late Col. Antes, communicated by Dr. Barton. Astronomical Observations made at Lancaster, Pennsylvania,...Observation, in a Letter from A. Ellicott to R. Patterson. Notices of the Natural History of the northerly parts of Louisiana, in a Letter from Dr. John Watkins...

...without success, and believe that they were retiring for the winter. FREDERICK ANTES. [ 61 ] No. XIII. Astronomical observations made at Lancaster, Pennsylvania,...longitude of that borough, and as a test of the accuracy ititJi which the longitude may be found by lunar observation; in a letter from Andrew Ellicott to Robert...