Contents: PART I.—The Milk Supply of Boston: Extent of Population Supplied --- Handling Milk at Boston --- Statistics of Shipment --- Per Capita Consumption --- System of Payment --- Cans (Can Stoppers – Washing Cans) --- Conditions at the Farms --- Carrying Milk from Farm to Cars --- Handling at the Railroad Station --- Milk Cars --- Freight Rates --- Milk Routes (A Route in Detail – Another Milk Route) --- The Milk in the City (At the Railway Station – The Peddlers – Description of a Contractor's Retail Department) --- Cream --- Official Inspection and Regulations. PART II.—The Milk Supply of New York City: Explanation of Terms Magnitude of the Business --- Where the Milk Comes From --- Large Dealers (Comments of Dealers and Producers) --- Milk on the Farms --- Shipping Stations or Creameries (Description – Handling Milk at the Station) --- Cars Used for Transporting Milk --- Description of a Milk Route --- Freight Rates --- Milk Trains (How Run, Time, Distance, Etc. – Arrival in the City) --- Handling Milk in the City --- How the Price Is Determined --- Milk Sanitation. PART III.—The Milk Supply of Philadelphia: Amount—Sources—Cars --- The Cans --- Freight Rates, and How Paid --- Time of Starting—Arrival --- The Philadelphia Milk Depots --- The Camden Milk Depot --- Receiving Stations Compared with Those of Boston --- Places of the Dealers --- Cans in Relation to Prices --- Shipping Tags --- The Philadelphia Milk Exchange --- Bottling and Storing Depots --- Rules for Producers --- Use of Ice --- General Remarks on the Milk Business in the Country --- Work of the Philadelphia Pediatric Society --- Description of a Certified-Milk Dairy.