Biodiversity Heritage Library
By "Walton, William, 1813-1901"
The mathematical and other writings of Robert Leslie Ellis Edited by William Walton ; with a biographical memoir by Harvey Goodwin.
By: Ellis, Robert Leslie, - Goodwin, Harvey, - Walton, William,
Publication info: Cambridge [England] :Bell and Daldy,1863.
Picturesque views on the river Niger : sketched during Lander's last visit in 1832-33 /
By: Allen, William, - Haghe, Charles, - Picken, Thomas, - Walton, William, - Day & Haghe, - William Clowes and Sons,
Publication info: London :J. Murray :1840.