An economical algorithm for the solution of elliptic difference equations independent of user-supplied parameters,

Extra t.p., with thesis statement, inserted.

Numerical studies of the Stone algorithm and comparisons with Alternating Direction Implicit methods /

Thesis (M.S.)--University of Illinois, 1970.

Heredity and social fitness; a study of differential mating in a Pennsylvania family,

"Paper no. 32 of the Station for experimental evolution at Cold Spring Harbor, New York."