Houghton Monogram 289.2 (nmo:Monogram)
- URI
- http://numismatics.org/sco/symbol/monogram.houghton.289_2
- Monogram 289.2 from Houghton, Lorber, and Hoover, Seleucid coins : a comprehensive catalogue (2008). The monogram contains Μ, Π, and Ε as identified by Peter van Alfen. (en)
- http://numismatics.org/sco/symbol/monogram.houghton.289
- Μ, Π, and Ε
- http://nomisma.org/id/greek_numismatics
- http://nomisma.org/id/seleucid_coins
