As an "Exkursionsbuch" (Excursion Book), it is formatted as a portable companion for field trips rather than a heavy reference tome.
Since the text is in German, it is best suited for readers fluent in the language. Exkursionsbuch zum Bestimmen der Vögel in freie...
The book's defining feature is its organization by rather than strictly by taxonomic order. This approach makes it a precursor to modern "where to watch" and habitat-based identification guides. The contents are divided into sections such as: As an "Exkursionsbuch" (Excursion Book), it is formatted
Species inhabiting dry meadows, fields, and agricultural areas. Wetlands: Birds of moors, swamps, and inland damp meadows. As an "Exkursionsbuch" (Excursion Book)