Many of our League of Nations publications are cataloged in full in Harvard's HOLLIS Catalog. However, some research will require additional bibliographies to find the relevant material. The following should prove helpful:
Reno Edward, ed. League of Nations Documents 1919-1946.
Location: Microforms (Lamont) Index Film A 1150
Location: Documents (Lamont) LN Doc 6651.9.11
Location: Law School Mic JX1975.A2.L42x
This major finding tool is a descriptive guide and key to the comprehensive League of Nations microfilm collection of 555 microfilm reels, in Film A 1150. It is arranged by the subject categories established by the League of Nations (see section Document Numbering by Subject Category under the Numbering tab of this guide).
Primary Resource Microfilm from the micropublishers who produced the League of Nations microfilm, provides an online search tool for the same collection. Select collection title League of Nations Documents and Serial Publications 1919-1946, then enter your search.
Additional sources are:
Consolidated Catalog of the League of Nations: Subject index pages 423-477.
Location: Documents (Lamont) LN Doc 6651.35
Aufricht, Hans. Guide to the League of Nations Publications: a bibliographic survey of the work of the League 1920-1947.
Location: Documents (Lamont) LN Doc 6651.32
Baer, George W. International organizations, 1918-1945: a guide to research and research materials.
Location: Documents (Lamont) Ref JX1995.Z99 B33 1991x
Ghébali, Victor Yves. A repertoire of League of Nations serial documents, 1919-1947.
Location: Documents (Lamont) LN Doc 6651.34