Lot
670 
Imperial Mail Marking Machine Co., "Boston, Mass., Nov 6 1897, 97", Type B-42 involute flag with double year date variety, bold strike tying 2¢ carmine on commercial cover to North Berwick Me.; some perf toning, F.-V.F., known use from November 2nd to the 8th, a beautiful example (Langford $300). Estimate $150 - 200.
Realized: $160