Note 25 — Chapter II · THE DECENTRALISATION OF INDUSTRIES—(continued).
Reading edition
The mining industry has grown as follows:—Copper extracted: 2,407 tons in 1875; 49,000 in 1909. Coal: 567,200 tons in 1875: 15,535,000 in 1909. Iron: 3,447 tons in 1875; 15,268 in 1887; 65,000 in 1909. (K. Rathgen, Japan’s Volkwirthschaft und Staatshaushaltung, Leipzig, 1891; Consular Reports.)