Isaac Pitman & Sons

American School of Correspondence

Methuen & Co.

Blackie & Son

Canada. Post Office Department

Chatto & Windus

E. & F. N. Spon

Greenwood & Co. Scott

Henry Carey Baird & Co.

Ida Lee Cary

J. L. M. Curry

John Murray

John Scott

Library of Congress. Copyright Office

Loïs Bates

Ontario. Department of Education

Project Gutenberg