Annals, Volume 97List of quarto publications, exclusive of the Annals, made by the officers of the observatory from 1877 to 1896, with references to the work of the Blue Hill observatory from 1885 to 1895: v. 30, p. 3-8. |
Annals, Volume 97List of quarto publications, exclusive of the Annals, made by the officers of the observatory from 1877 to 1896, with references to the work of the Blue Hill observatory from 1885 to 1895: v. 30, p. 3-8. |