In order to be sure that the heat was not due to the action of the air upon the newly exposed metallic surface, the cylinder and the end of the boring bar were immersed in 18-77 lb.
In 1878, 65,000,000 sheep yielded 230,000,000 lb weight of wool, or an average per sheep of about 32 lb.
In the season of 1899-1900 the wool exports weighed 420,000,000 lb, and averaged more than 5 lb per sheep. The extra weight of fleece was owing to the large importation of better breeds.
Of the larger kangaroos, which attain a weight of 200 lb and more, eight species are named, only one of which is found in Western Australia.
A very fine freshwater fish is the Murray cod, which sometimes weighs Too lb; and the golden perch, found in the same river, has rare beauty of colour.