1. Correct standing posture and reach technique for cleaning windows Collection: Human Ecology Historical Photographs Set: Departments and Divisions Household Economics and Management Date: 1921-1926 Format: Image Photographer: Troy, J. P. (John Patrick)
2. Correct standing posture for holding broom and sweeping Collection: Human Ecology Historical Photographs Set: Departments and Divisions Household Economics and Management Date: 1921-1926 Format: Image Photographer: Troy, J. P. (John Patrick)
3. Correct seated posture for peeling and chopping Collection: Human Ecology Historical Photographs Set: Departments and Divisions Household Economics and Management Date: 1921-1926 Format: Image Photographer: Troy, J. P. (John Patrick)
4. Correct way to kneel for housework Collection: Human Ecology Historical Photographs Set: Departments and Divisions Household Economics and Management Date: 1921-1926 Format: Image Photographer: Troy, J. P. (John Patrick)
5. Correct standing posture for washing dishes Collection: Human Ecology Historical Photographs Set: Departments and Divisions Household Economics and Management Date: 1921-1926 Format: Image Photographer: Troy, J. P. (John Patrick)
