The Canadian Jersey Record of Performance : Containing List of Sires of R.O.P. Jerseys and Their Tested Progeny, List of Dams of R.O.P. Jerseys and Their Tested Progeny, List of Highest Producing R.O.P. Jersey Cows, and List of Ten Highest Producing Cows in the Age Classes of the 305-day and 365-day Divisions
