It only remains here to refer to those applicable to leases to farm.
A much easier method, applicable to glass originals, is that of photographic reproduction by contact printing.
The resistance to motion round a curve has not been so systematically studied that any definite rule can be formulated applicable to all classes of rolling stock and all radii of curves.
These figures are, with a fractional increase in the Regular Army, applicable to-day.
In the article on " Railways " in the Supplement to the Encyclopaedia Britannica, published in 1824, it is said: "It will appear that this species of inland carriage [railways] is principally applicable where trade is considerable and the length of conveyance short; and is chiefly useful, therefore, in transporting the mineral produce of the kingdom from the mines to the nearest land or water communication, whether sea, river or canal.