United States, Scott 210 used on 1886 Cover with Enclosure, MOODUS, CT to NEWARK, NJ.  2c red brown Washington tied by geometric fancy cancel, MOODUS / NOV 16 / CONN. CDS,  Slit open at top.  Interesting 4 page letter from mother to daughter accompanies.  Reverse: Newark, NJ CDS receiver, F-VF.