English summary: This volume closes many gaps in research regarding the Habichtslehren - the over many centuries virtually unnoticed first original treatises on falconry in German language. First, as not only the two manuscripts published by Kurt Lindner are revised and newly edited, but especially because of the first edition and extensive annotation of the Jungere Habichtslehre, an interstage not yet known in the 1960s, but crucial for understanding...