Much iron ore brought from Lake Superior region via Great Lakes, by railroad from Lake Erie.
In manufacture of steel more coal is used than iron ore; it pays to bring iron ore to coal.
(c) Manufactured products—steel rails, armor plate, pig iron.
(d) Rank of Pittsburg in regard to manufacture of iron and steel. Pittsburg makes 10 per cent of all iron and steel goods made in the United States.
2. Neighboring manufacturing towns.
(a) Names—Allegheny, Carnegie, Homestead, Braddock, etc.
(b) How do their manufactures compare with those of Pittsburg in kind? in quantity? in value?
3. Coke ovens.
Uses of coke.
Kind of coal used; where obtained.