CSA 7, 5¢ blue pair canceled with grid cancels and matching CHAPEL HILL N.C. JUL 4 CDS on TURNED COVER to “Mrs. Mary Curtis, Hillsboro, N.C.”; inside use franked with another pair 5¢ blue tied with indistinct blue cancel and addressed to “Miss E.A. DeRosset Care of Rev. Dr. Curtis, Hillsboro, N.C.” This is correspondence between sisters. Mary DeRosset Curtis was married to Episcopal priest Rev. Moses Ashley Curtis who was a preeminent mycologist renowned among botanists even today.  $200.