Subjects
- Politics and public policy.1
- Popular music -- United States.1
- Potawatomi Indians -- Great Lakes Region (North America)1
- Potawatomi Indians -- Michigan.1
- Potawatomi Indians -- Middle West.1
- Presidents -- United States -- Election -- 1912.1
- Prisoners of war -- Germany.1
- Prisoners of war -- United States.1
- Prisons -- Michigan.1
- Progressivism (United States politics)1
- Public lands -- Michigan.1
- Public welfare -- Michigan -- Washtenaw County.1
- Race relations -- Economic aspects -- Michigan -- Detroit.1
- Racism -- United States.1
- Radio broadcasting -- United States.1
- Railroad accidents.1
- Railroad stations -- Michigan.1
- Reconstruction (U.S. history, 1865-1877)1
- Refugees.1
- Religion.1