Oregon, Ill., [20], [26], [88]-[90].
Orion, Wis., [272].
Oshkosh, Menomonee chief, [187], [188].
Oshkosh, Wis., [27], [161], [182], [183], [185]-[188], [190], [207].
Ott's Farm, Madison, Wis., [33].
Owen, Ill. See [Latham Station].
Packwaukee, Wis., [26], [150], [159]-[161], [163].
Paine Bros., [186].
Paquette, Pierre, [144].