Lot 61679 – 1867 (Dec 6) Envelope to Denmark with GB 1865-67 1s tied by crisp « C35 » barred oval, underpaid

1867 (Dec 6) Envelope to Denmark with GB 1865-67 1s tied by crisp « C35 » barred oval with despatch cds adjacent, with very fine « INSUFFICIENTLY / (cross) / PREPAID » hs with ms « 3d » erased by pen stroke, Copenhagen bs, cover has been cleaned with stamp still a bit soiled with corner perf. faults, attractive and scarce underpaid usage to an unusual destination.