Richelieu, Cardinal, [57], [58], [65]

Richelieu River, [46], [48], [125], [429]

Richmond, Duke of, [417], [418], [419]

Richmond Gulf, [30]

Rideau River, [50], [104]

Robertson, Colin, [380-383], [390], [391], [393], [396], [400-403]

Roberval, Marguerite, [20], [21]

Roberval, Sieur de, [18-23], [40]

Rogers, Robert, [242], [276], [281], [285]

Rolph, Dr., [421-425]