Christian Dior Jr's Vintage Cream Nightgown w/lace collar

Vintage Dior Jr's long nightgown in cream with lace collar detail and side slits. Silky, satin feel (missing material label so I'm not sure if it's silk or satin) No size label, fits like a small (see photos for measurements) Condition: Missing button and snap at collar, there is a tear along one shoulder seam and underarm and stretching to the fabric near the tears (see last three photos).