Ross, Denman W. Gift to Cambridge Public Library. Cg. 1890: 4, 8.
Ross, William Baldwin. Legacy for Linsly Hall, Yale University Library. Ya.
1906/07: 3.
Royal Library of Berlin, printed catalogue cards of. Lc. 1909/10: 61.
Rudolph indexers. Sa. 1894/95: 11; 1901/02: 11; 1903/04: 20.
Rules, necessity for. Bk. 1871/72: 9.
---- observance of. Js. 1908/09: 20.