1. Project no. 4 -- Dust exposure in armored vehicles. Final report on sub-project no. 4-1 -- Determination of dust-loads and characteristics of dusts encountered in operation of armored vehicles Author(s): Hatch, Theodore F., authorWalpole, Robert H., author Publication: Fort Knox, Kentucky : Armored Medical Research Laboratory, 10 September 1945 Subject(s): Air Pollutants, OccupationalMotor VehiclesVehicle EmissionsParticulate Matter -- adverse effectsWorld War IIMilitary PersonnelUnited States