National Geographic : 1918 Sep
Modern artillery defends 9ou against invasion. Fro'ning dreadnoughts, eager air craft, and sullen submarines weave the modern fabric of the na tional armor of defense. Are you modern in the watch 9ou carry-in Sour defense against missed trains, fumbled engagements, and the costly hour - errors and minute - misunder standings that invade and disrupt your days? One distinguished watch attains the apex of modern proficiency SThe Watch of Railroad Accuracy" -Modern from design to assembly, and from assembly to service. Keyed to the exacting requirements of mod ern life. Scientifically safeguarded against error, a Hamilton gi-es 9ou unequaled accuracy along with re liable, dependable, uninterrupted ser vice. Hamilton is the favorite watch of railroads, and is carried by the engineers of America's most famous fliers 'A gallery of 32 quality models to choose From. Prices, $30 to $155; movements, $16 ($I8 in Canada) and up. Every Hamilton guaranteed to give absolute satisfaction. Rail road accuracy plus a lifetime of service. Send Today for "The Timekeeper" - the story of Hamilton supremacy Hamilton Watch Company Dept. 35 Lancaster, Pennsylania ','Mention the Geographic-It identifies you."