Bank letters : how to use them in public relations : a survey of opportunities to build good will by

Butterfield, William H. (William Henry), 1910-
Danville, Ill. : Interstate, 1946.

The business letter in modern form,

Butterfield, William H. (William Henry), 1910-
New York, Prentice-Hall, inc., 1938.

Common sense in letter writing; seven steps to better results by mail.

Butterfield, William H. (William Henry), 1910-
Englewood Cliffs, N.J., Prentice-Hall 1963.

Credit letters that win friends,

Butterfield, William H. (William Henry), 1910-
Norman, University of Oklahoma press, 1944.

Effective personal letters.

Butterfield, William H. (William Henry), 1910-
Englewood Cliffs, N.J. : Prentice-Hall, 1951.
2d ed.,rev.and enl.

Letters that build bank business.

Butterfield, William H. (William Henry), 1910-
Danville, Ill., The Interstate, 1953.