Tonnage Rent
Defined in 3 dictionaries — Cyclopedic (1922), Bouvier (1914), Black's (1910)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
When the rent reserved by a mining lease or the like consists of a royalty on every ton of minerals gotten in the mine, it is often called a "tonnage rent." There is generally a dead rent in addition. See "Rent." TONNAGIUM (Law Lat.)
In old English law. A custom or impost upon wines and other merchandise exported or imported, according to a certain rate per ton. Spelman; Cowell.
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
Rent reserved by a mining lease consisting of a royalty on every ton of minerals.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
When the rent reserved by a mining lease or the like consists of a royalty on every ton of minerals gotten in the mine, it is often called a "tonnage-rent" There is generally a dead rent in addition. Sweet.