My father-in-law gave me his old enlarger,Dejur Coollight enlarger .It was missing the file holder. It a large format(4x5). does anyone know where you can get parts for this enlarge and a manual? Plug it in and it works fine, It just needs a good cleaning. and the film carrage It came with a dejur-Amsco 4.5 135mm enlarging lens. Any info on the unit would be great.