Paris, 1928.

Wilfred E. L. Day. Illustrated Catalogue of the Will Day Historical Collection of Cinematograph and Moving Picture Equipment.

London.

Simon Henry Gage and Henry Phelps Gage. Optic Projection.

Ithaca, N. Y., 1914.

This book has a good historical bibliography.

Periodicals which contain important papers include:

Philosophical Transactions. Royal Society of London. London.

Journal. Royal Institution of Great Britain. London.

Comptes-rendus. Académie des Sciences (Institut de France). Paris.