The SciencesMarch 29, 1919
Operating Room that Flies to the Battlefield
Stories by F. Honor
The SciencesJuly 13, 1918
A Further Advance in Mechanical Surgery, Re-Dressing "Dude" Shells in New Working Clothes, and more
A department devoted to the extension of American trade in foreign lands
The SciencesSeptember 10, 1910
The New Bridge at Toulouse