1930 D.L.O. King George V envelope to Colombo from Nagercoil

1930 British Travancore registered  King George V One Anna with 2 Anna stamp affixed envelope from the District Court, Nagercoil (signed by the clerk) to British Occupied Colombo, Ceylon. 
Addressee ' Not Known' in  blue manuscript (obverse) along with UNCLAIMED  (boxed), sent to D. L.O MADRAS...returned to Nagercoil on 4 Oct 1930