July 14, 1900 Volume 83, Issue 2
Departments
Departments Fire-Proof Docks--The Moral of a Great Calamity An Improvement in Radiography Curious Chemical Compound Twentieth Century Energy Paris Exposition Notes A Novel Nail Forming Machine An Automatic Coupling for Air-Brakes Electroengraving The Burning of the North German Lloyd Steamships and Docks, Hoboken, N. J. The Manufacture of Guns and Armor at the Bethlehem Steel Works A Compensation Tie-Plate A California Cycleway Recently Patented Inventions - July 14, 1900 New Books, Etc. - July 14, 1900 Index of Inventions - July 14, 1900 To Inventors - July 14, 1900 Business and Personal - July 14, 1900 Notes and Queries Patents - July 14, 1900 July 14, 1900