Lot
4363 
(Boston & Albany Railroad) Boston & Albany R.R., Apr. 23, red route agent cds with matching "Paid" and fancy criss-cross circular grid cancels 10¢ black (2), large margins to just shaving left frameline, on blue folded cover to Detroit Michigan, F.-V.F. Towle No. 53-B-1 Estimate $1,000 - 1,500.
Cover carried on Routes 605 and 476 to Albany for Detroit via Buffalo and Cleveland. Addressed to John W. Brook, Superintendent Engineer of the Michigan Central Railroad.
Realized: $725