1937 incoming cover to Tientsin from Middlebury, VT, USA franked 1½c. ‘Harding’ with a variety of instructional handstamps with on reverse two-line unframed RETOUR (RETURNED)/ INCONNU (UNKNOWN), whilst on front framed Incnnu plus UNCLAIMED and ADVERTISED which may have been applied on return together with the large ‘hand’ of Seattle Wash.; central filing fold.