Places
- New Zealand.1
- Newaygo County (Mich.)1
- Norway.1
- Oceania.1
- Orchard Lake (Mich.)1
- Orchard Lake (Mich.) -- Maps.1
- Oregon -- Maps.1
- Oregon.1
- Osceola County (Mich.) -- Maps.1
- Oscoda County (Mich.) -- Maps.1
- Ovid (Mich.) -- Dwellings.1
- Packard Street (Ann Arbor, Mich.)1
- Panama.1
- Poland.1
- Pontiac (Mich.)1
- Puerto Rico.1
- Remer (Minn.)1
- Richmond (Mich.) -- Dwellings.1
- Roscommon County (Mich.) -- Maps.1
- Saint Joseph (Mich.) -- Buildings, structures, etc.1