Friedrich Wilhelm der grosse Kurfürst: Nach bisher noch ungekannten Original-Handschriften

Published in the mid-19th century, this historical monograph by Leopold von Orlich was created to provide a scholarly reassessment of the life and political reign of Frederick William, the Great Elector of Brandenburg-Prussia. The work was specifically distinguished by the author's access to then-unpublished original manuscripts, which allowed for a more intimate and detailed portrayal of the Elector's governance during the tumultuous era of the Thirty Years' War and his subsequent efforts toward state consolidation.

The book stands as a significant contribution to Prussian historiography, reflecting the era's growing professional interest in archival research and primary documentation. Leopold von Orlich, a retired military officer and historian, aimed to move beyond contemporary myth-making by presenting a grounded, document-based narrative. Upon its release, the volume was recognized by scholars of the period for its rigorous approach, though it remains a specialized work primarily held within academic and institutional archives today.