Lot
2896 
Boston, Mass. Negative Letter Cancellation Collection, of approximately 600 covers and postal cards in sleeves; showing the array of numerals 1-22 mostly used in the late 1870's and early 1880's, nice showing of various numeral types, some commercial corner card covers, a few foreign usages with destinations including Austria, Denmark, England, Germany, Italy & Turkey; a nice study of these fancy duplex killers. Estimate $750 - 1,000.
Realized: $1,050