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Subjects
- Walk-Over Shoes.1
- Walking5
- Walking -- education1
- Walter Baker Sanitarium.1
- Warfare10
- Warren Emergency Hospital (Warren, Pa.)1
- Washington Post-Graduate Medical School.1
- Waste Disposal, Fluid1
- Waste Disposal, Fluid -- methods1
- Waste Management1
- Waste Products -- adverse effects1
- Weather1
- Weight Loss1
- Weights and Measures1
- Weismann, August, 1834-1914.1
- West Indies1
- West, Mae.1
- Whooping Cough1
- Whooping Cough -- prevention & control2
- Wiley, Harvey Washington, 1844-1930.1