No milk, skim milk or cream shall be sold, offered for sale, or demanded from any wholesale or retail seller thereof, at any other standard of measurement than that known as the liquid or wine measure containing 231 cubic inches to the gallon. This section shall not apply to the sale of milk, skim milk or cream by weight or percentage of butterfat.

24 Del. Laws, c. 167; 25 Del. Laws, c. 149, § ?1; Code 1915, § ?2929; Code 1935, § ?3433; 3 Del. C. 1953, § ?3101;