Moosier City - Camp Hallack near Fredrick City, Md., Rosenthal allover camp view design on reverse of legal size cover addressed to regiment in Xenia, O., franked with 1861, 3¢ rose tied by blue Frederick, Md. cds with matching "Due 3" in circle handstamp; cover soiling and sealed edge tears and a bit reduced at left, Fine, an extremely rare unlisted Rosenthal patriotic in used condition. Scott No. 65  Estimate $300 - 400. $0 (Image)