Manual of conchology, structural and systematic : with illustrations of the species.
Tryon, George Washington, 1838-1888
Baker, Horace Burrington, 1889-
Cooke, C. Montague (Charles Montague), 1874-1948
Hyatt, Alpheus, 1838-1902
Pilsbry, Henry Augustus, 1862-
Philadelphia :Published by the Author,1885-1935.
University of California Libraries (archive.org)
Evidence reported by judyjordan for item manuconcho25tryorich on April 18, 2007: no visible notice of copyright; stated date is 1889.