Incoming Resources
- Houghton Mifflin company, Boston and New York, c1884
- Houghton Mifflin company, Boston and New York, 1932
- Houghton, Mifflin and company, Boston and New York, 1864
- Houghton Mifflin company, Boston and New York, 1910-11
- Houghton, Mifflin, Boston and New York, 1900
- Houghton, Mifflin and Co., Boston and New York, 1902, c1888