Book Collection
Annals of the Lowell Observatory, Volumes I - III
Volume I was published in 1898 and contains the Mars observations of 1894 and 1895. Volume II was published in 1900 and contains the observations of Jupiter's satellites and Mars observations made in 1896 and 1897. Volume III was published in 1905 and contains Mars observations made during the 1894, 1896, 1898, 1901, and 1903 oppositions.