30 BULLETIN 763, U. S. DEPARTMENT OF AGRICULTURE. 
SUGGESTIONS ON HOW TO MAKE A SIMPLE CHART TO REPRESENT THF COMPOSI- 
TION OF MILK. 
Fourteen ounces water in a pint bottle . 
One-halt ounce melted butter in | ounce vial. 
One-half ounce cheese (protein) in h ounce vial. 
Seven-eighths ounce milk sugar in 1 ounce vial. 
One-eighth ounce salt (mineral matter in smallest vial. 
Label neatly and mount on cardboard. 
DAIRY BREEDERS' ASSOCIATIONS. 
Letters addressed to the secretaries of these associations will bring interesting mate- 
rial for the use of the teacher. 
American Guernsey Cattle Club. Wm. H. Caldwell, secretary. Peterboro. N. II. 
American Jersey Cattle Club. R. M. Gow. secretary. 324 West Twenty-third Street. 
Xew York. N. Y. 
Ayrshire Breeders' Association. C. M. Winslow secretary. Brandon. Vt. 
Brown Swiss Cattle Breeders' Association. Ira Inman. secretary. Beloit. Wis. 
Holstein-Friesian Association of America. Frederick L. Houghton, secretary. Brat- 
tleboro, Yt. 
