International Postal Congress Held in Switzerland

International postal congress met on September 15, 1874, in Bern, Switzerland attended by 22 state representatives Continue reading

Tempered Glass Patented by the French

Tempered glass manufacturing was patented by French glassmaker, Continue reading

Commercial Production of Barbed Wire Fencing

Barbed wire fencing was commercially produced on November 1, 1873 by the Barb Fence Company in Dekalb, Illinois, USA following an invention patent obtained by owner, Joseph Farwell Glidden. Continue reading