Filtering by: Collection Lick Observatory photographs Remove constraint Collection: Lick Observatory photographs Creator Luyten, Willem Jacob, 1899-1994 Remove constraint Creator: Luyten, Willem Jacob, 1899-1994 People Lick Observatory Remove constraint People: Lick Observatory People Tucker, R. H. (Richard Hawley), 1859-1952 Remove constraint People: Tucker, R. H. (Richard Hawley), 1859-1952 People Wright, William Hammond, 1871-1959 Remove constraint People: Wright, William Hammond, 1871-1959