Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 976
ectants. Dying. Fertilizers. Flux and glazes in pottery. Furnace flux. 7. Furnace hearths. 8. Furnace linings where thebasic steel process is used. 9. Insecticide. 10. Aqua ammonia. 11. Bone ash. 12. Calcium carbide. 13. Gas. 14. Glass. 15. Paper. 16. Potassium bichromate. 17. Soap. 18. Soda. 19.… … Broken Stone. No data available before 1893. Dia-gram shows very small developmentup to 1908, when the San Francisco re-construction with reinforced concretebrings up both the output and theprice. The output again drops in 1910,but in 1911 with the wide spread agi-tation and consequent building…
Architecture · Building · Construction industry · Engineering
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