CSA 11, 10¢ blue (4 margins) tied bold blue dateless RICHMOND VA. CDS (type 6f) on small commercially made cover to Miss Emily T. Ford, Pendleton So Ca. Normally Richmond postal markings are black, but the type 6f is known to have been used with the scarcer blue ink on two occasions: May 16-29, 1863, and June 1-3, 1863. Opening flap tears, Ex Harry Muldrow. $90.