To obtain Unit Diaries, OP's sheets or other hard-to-find items, take your pick:

1. History and Museums Division HHQ, USMC Washington, DC 20380-0001
2. Dir. US Army and Joint Services Support Group 1730 K Street, NW Washington, DC 20006-3868
3. Ships History Branch Naval History Center Building 57 Washington Navy Yard Washington, DC 20375-0571
4. USAF Historical Research Center Maxwell AFB Alabama, GA 36112

When requesting records, always include your name, service number, your rank, dates and places, unit designator, and anything else you can recall.