1
by Willis, Robert Darling
Published 1796
printed by W. Bulmer and Co. for P. Elmsly, strand; J. Deighton, Cambridge; and J. Cooke, Oxford

2
by Willis, Robert Darling
Published 1795
printed by W. Bulmer and Co. for P. Elmsly, Strand; J. Deighton, Cambridge; and J. Cooke, Oxford

3
by Willis, Robert, Finney, Brad A.
Published 2004
Springer US

4
by Marx, Karl Friedrich Heinrich
Published 1844
Longman, Brown, Green, and Longmans
Other Authors: '; ...Willis, Robert...

5
by Bellot, Hugh Hale Leigh
Published 1897
Stevens & Haynes
Other Authors: '; ...Willis, Robert James...