JOHAN D. FREDERIKSEN
GRADUATE OF THE ROYAL DANISH AGRICULTURAL COLLEGE, AUTHOR
OF “CHEESE MAKING IN AMERICA” (IN DANISH), “CREAMING
MILK BY CENTRIFUGAL FORCE,” ETC., GENERAL MANAGER
OF CHR. HANSEN’S LABORATORY, MANUFACTURERS
OF DAIRY AND MILK-FOOD PREPARATIONS,
LITTLE FALLS, N.Y.
New York
THE MACMILLAN COMPANY
1919