The Gray Gutta Percha Knapsack
By Michael R. Cunningham, Ph.D. During the 1850s, the U.S. War Department experimented with a variety of military accoutrements made with rubber and gutta percha. The items included canteens, holsters,
By Michael R. Cunningham, Ph.D. During the 1850s, the U.S. War Department experimented with a variety of military accoutrements made with rubber and gutta percha. The items included canteens, holsters,
It perhaps comes as no surprise that MI marks the centennial of America’s entry into World War I with images of doughboys and Civil War veterans. This project has developed