Library of Congress call numbers group books by subject. The following call number ranges contain materials relating to German history, language and culture.
German History
DD1-905
German Language
PF3001-5999
German Literature
PT1-4897
Searched Miami's catalog and OhioLink and still can't find the book you want?
Request it through interlibrary loan.
Interlibrary loan will find a library that owns the book, and will request it on your behalf.
To request a book through interlibrary loan, fill out the online form: https://ill.lib.miamioh.edu/illiad/