Are the documents of the League of Nations Committees available online?

At the moment, only the documents distributed to the Council "C" (e.g. C.395.1928.V), and the documents distributed to the Council and to the States Members "C...M" (e.g. C.196.M.70.1927.V) are available online, through the UN documents search engine. The reference of the documents can be found in the guide: League of Nations Documents and Serial Publications, 1919-1946.