Sheldon William Homan

Sheldon William Homan · U.S. Dept. of Labor, Bureau of Labor Standards

21 sayfa · 1962

Mechanics / Accidents / Prevention

Sheldon William Homan · U.S. Govt. Print. Off.

41 sayfa · 1955

Hazardous occupations / Safety appliances / Paper products industry / Child labor

Sheldon William Homan · U.S. Govt. Print. Off.

37 sayfa · 1951

Youth / Hazardous occupations / Employment

Sheldon William Homan · U.S. Govt. Print. Off.

34 sayfa · 1951

Machine-tools / Machinery / Safety appliances

Sheldon William Homan · Government Printing Office

37 sayfa · 1946

Hoisting machinery / Safety measures / Child labor

Sheldon William Homan · U.S. Govt. Print. Off.]

22 sayfa · 1952

Baked products industry / Bakeries / Bakery employees / Equipment and supplies / Health and hygiene