The salt-pans at Cagliari and of Carloforte are of considerable importance; they are let by the government to contractors, who have the sole right of manufacture, but are bound to sell the salt necessary for Sardinian consumption at 35 centesimi (3d.) per cwt.; the government does not exercise the salt monopoly in Sardinia any more than in Sicily, but in the latter island the right of manufacture is unrestricted.
I For example, wheat, the price of which was in 1902 26 lire pe cwt., pays a tax of 74 lire; sugar pays four times its wholesale val,ii in tax; coffee twice its wholesale value.
The engine weighed 44 tons; the tender following it, 3 tons 4cwt.; and the two loaded carriages drawn by it on the trial, 9 tons i 1 cwt.: thus the weight drawn was 124 tons, and the gross total of the train 17 tons.
Wheat 26ï¿½08 bushels, barley 2 9.3 o bushels, oats 38.14 bushels, beans 19.61 bushels, rotation hay 23.55 cwt., permanent hay 20.41 cwt.
The following, the quantities stated being those for 1905:-Beef, salted, 142,806 cwt.; beef, otherwise preserved, 598,030 cwt.; preserved mutton, 30,111 cwt.; salted pork, 205,965 cwt.; dead rabbits, 656,078 cwt.; meat, unenumerated, 875,032 cwt.
These latter pass to automatic weighing machines, which drop them, in quantities of 1 cwt., into wooden boxes of uniform measurement, made to contain that weight; and the boxes are then conveyed to the storehouse, ready for sale.
These machines weigh from 20 to 22 cwt., and are mostly driven by electric motors of 25 up to 35 h.p. as a maximum.
-- Cental (100 lb), 56 lb (1/2 cwt.), 28 lb, 14 lb (stone), 7, 4, 2, 1 lb; 8, 4, 2, 1, 1/2 ounce (8 drams); 4, 2, 1, 1/2 drams.
The heaviest of the seven bells (Kaiserglocke), cast in 1874 from the metal of French guns, weighs 543 cwt., and is the largest and heaviest bell that is rung.
The charge of salt-cake (generally 3 cwt.), limestone and coal is roughly mixed and put upon the back-bed; when the front bed has become empty it is drawn forward and exposed to the full heat of the fire, with frequent stirring.
In France the crystallization of soda is performed not in large tanks but in sheet-iron dishes holding only about 4 cwt., and requires only from 27 to 48 hours in the cool season; it is not carried on at all in warmer climates during the summer months.
The export of coffee in 1905 was 360,000 cwt., being the highest for sixteen years.
The 5824 lb (52 cwt.) of flax straw remaining lost in steeping 13 cwt., leaving 39 cwt.
This was at once hired by Percy, and 36 barrels of gunpowder, amounting to about ton and 12 cwt., were brought in and concealed under coal and faggots.
The production of wool was 300,000,000 lb, as in the grease; tallow, 493,000 cwt.; butter, 500,000 cwt.; cheese, 42,000 cwt.; and bacon and hams, 110,000 cwt.
When a platform machine is in true adjustment, and the loose weights which are intended to be hung at the end of the steelyard are correct and consistent among themselves, a good and new machine, whose capacity is 4 cwt., should not show a greater error than 4 oz.