Sykesville, B. & O. R. R. Co., Jul 30, 1861. Two strike of blue oval date stamp on cover to Fredrick City, Md., one tying 1857, 3¢ dull red, type III; stamp with small nick at bottom, otherwise Very Fine, a scarce clear postmark from Sykesville. Scott No. 26  Estimate $150 - 200. $0 (Image)