Occultations visible in the United States during the year 1851.

Occultations visible in the United States during the year 1851. Computed by John Downes, at the expense of the fund appropriated by Congress for the establishment of a Nautical almanac, and published by the Smithsonian Institution. - Washington [Smithsonian Institution] 1850. - 24 p. 32 cm. - Smithsonian contributions to knowledge, vol. II, app. 4 Smithsonian Institution publication 11. .

s 13000012


Occultations.

Q11 / .S68

Powered by Koha