Some new condensations with para-para-bis (dimethylamino)--benzohydrol (Michler's hydrol) ...

Mode of access: Internet.

Uber Formaldehyd- oder Methylen-Derivate der Sauren der Zuckergruppe und uber die quantitative Bestimmung der Methylen-Gruppen in den Formaldehyd-Condensations-Produkten.

Thesis (doctoral)--Georg-Augusts-Universitat, Gottingen.

Contribution a l'etude des condensations de l'ether cetipique.

Thesis (doctoral)--

Conversations with Goethe in the last years of his life,

Translated with some omissions and condensations. cf. Translator's pref.