Papers of the Mixed Services Organisation (ref.8701-33) are held at the National Army Museum, Department of Archives Photographs Film and Sound -see NRA record.  The Museum staff describe the papers as Mixed Service Organisation (MSO) The Beginning and Build Up; notes and copies of two magazine articles, c1986,
about the units raised from Yugoslav and Polish prisoners of war who worked
for Allied Forces in Post-War Germany.

Admission to the Museum's Reading Room is by three year ticket, and to be issued with this please bring along on your first visit official ID, either a photo driving licence or a passport, and evidence of your current address, such as a utility bill, bank statement or the like.