Confederacy, 1863, 20¢ green. Large margins, tied by Houston, Tex., Oct 10 cds's on cover to Sterling, Illinois with five "Adams Express Company. No. 1, Houston, Tex." wax seal impressions on reverse, manuscript $50.00 money package endorsement and "Houston Pd & Insd 1.75" express rate notation; cover slightly reduced at right, Very Fine, a remarkable express across-the-line usage by Adams Express Co. from Houston, Texas; with 1997 C.S.A. certificate. Scott No. 13  Estimate $2,000 - 3,000. $0 (Image)

Confederacy, 1863, 20¢ green. Ample to large margins, neatly tied by "Richmond, Va., Apr 27" cds (Powell type 6i) on cover to Drakes Branch, Va., Very Fine, a attractive double rate usage; with 1996 C.S.A. certificate. Scott No. 13  Estimate $750 - 1,000. $0 (Image)

Confederacy, 1863, 20¢ green. Large, full margins, tied by "Richmond, Va., Apr 28" cds (Powell type 6m) over indicia on U.S. 1860, 3¢ Star Die entire to Staunton, Va., stamp lifted and hinged in place to show indicia; missing backflap, Extremely Fine. Scott No. 13  Estimate $750 - 1,000. $0 (Image)

Confederacy, 1863, 20¢ green. Four large even margins, tied by "Charleston, S.C./Jun. 6" cds on buff cover to "Capt. John McCrady, C.S. Engineer Office, Savannah, Ga.", flap torn, Very Fine and attractive. Scott No. 13  Estimate $750 - 1,000. John McCrady, was born in Charleston, studied at Harvard and later became a professor of mathematics at the College of Charleston. He resigned his position at the outbreak of the war and became an officer in the Confederate engineers. After the close of the war, the rest of his life was academic.McCrady is noted for his design of Fort McAllister, a Confederate earthwork fort on the bank of the Ogeechee River, which survived every attack from the sea. Fort McAllister defended the "back door" to Savannah for blockade runners. The fort survived seven attacks by Federal naval vessels, including ironclads, attempting to reduce the fort with the largest shells fired by a naval vessel in the Civil War. Additionally, he designed the fortification of Savannah, surrounding that city with an extensive ring of defenses. $0 (Image)

Confederacy, 1863, 20¢ green. Margins large to in at right (erosion flaws) tied by bold "Richmond, Va., Apr 27" cds on homemade cover to Captain of the Gillmor's Battalion in Woodstock, Va., with original enclosure; cover corner nick at upper right from opening, Fine; with 2001 C.S.A. certificate. Scott No. 13  $1,250. $0 (Image)

Confederacy, 1863, 20¢ green. Field target canceled on small cover to Richmond, Va., officer care endorsement and pencil "26th April, 1864" receiving docketing; cover slightly reduced at left, F.-V.F.; with 2008 C.S.A. certificate declining opinion as to genuine usage, sold "as is". Scott No. 13  Estimate $100 - 150. $0 (Image)