- German language--Middle High German (1)
- German language--Old High German (1)
- German language--Old High German, 1050-1500--Dictionaries (1)
- German language--Old High German, 750-1050 (1)
- German language--Old High German, 750-1050--Diphthongs (1)
- German language--Old High German, 750-1050--Phonology (1)
- German language--Old high German, 750-1050 (1)