UB Gießen, Hs 1217 - Stammbuch des Berthold Hagen. - UB Gießen, Hs 1217
Bartholdi Hagenii Liber amicorum memoriae destinatusTübingen, [1599-1639]Calliope Ad gratulandum Virtvte, Doctrina, Ingenii, Morvmqve Dexteritate Ornatissimis Iuuenibus XVII. de insignibus Magisterij, quæ ipsis in inclyta Lipsensium Academia publicè decernebantur, 6. Cal. Febr. Anno M.D.XCII.
Rectore Magnifico, viro clarissimo, Dn. Christophoro Mevrero, Medicinæ Litentiato, Professore Mathematum publico. Procancellario, eximio & spectabili viro, Dn. Ioachimo Tackio Berlebergensi, artis medicæ Licentiato, Publico Poëtices Profes. Decano spectabili & doctissimo viro, Dn. M. Zacharia Posselto, &c.Lipsiæ : ex officina typ. Abrahami Lambergi, [Anno M.D.XCII.]