This volume presents a detailed calendar of the Sir William Johnson Manuscripts held by the New York State Library. It serves as a crucial index for researchers seeking to navigate the extensive collection of documents pertaining to Sir William Johnson, a prominent figure in colonial America, particularly in his dealings with Native American affairs. The calendar provides chronological listings and brief descriptions of the manuscripts, offering insights into the administrative, military, and personal correspondence of Johnson and his contemporaries.

This work is regarded as a foundational resource for scholars of colonial American history, particularly those focusing on the French and Indian War era and Native American relations. Its meticulous cataloging of the Sir William Johnson Manuscripts makes it an indispensable tool for archival research. The republication ensures its continued accessibility to a new generation of historians. The consensus among those who utilize such archival guides is that their value lies in their precision and comprehensiveness.