Scientific American Supplement, No. 481, March 21, 1885
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Table of contents
1. NEW YORK, MARCH 21, 18852. THE RIGHI RAILROAD.3. HIGH SPEED STEAM ENGINE.4. THE CHINESE PUMP.5. THE WATER CLOCK.6. NEW TORPEDO.7. DUPUY DE LOME.8. THE USE OF GAS IN THE WORKSHOP.9. THE GAS METER10. DOBSON AND BARLOW'S IMPROVEMENTS IN HEILMANN'S COMBERS.11. THE MUNICIPAL SCHOOL FOR INSTRUCTION IN WATCH-MAKING, AT GENEVA.12. MACHINE FOR POLISHING BOOTS AND SHOES.13. PERSONAL SAFETY WITH THE ELECTRIC CURRENTS.14. A VISIT TO CANADA AND THE UNITED STATES IN THE YEAR 1884.115. THE HOUSE OF A THOUSAND TERRORS, ROTTERDAM.16. ON THE ORIGIN AND STRUCTURE OF COAL.17. ICE BOAT RACES ON THE MUEGGELSEE, NEAR BERLIN.18. LABOR AND WAGES IN AMERICA.119. THE SCIENTIFIC AMERICAN SUPPLEMENT.20. PATENTS.