Sacramento, Cal., 40, July 10. Bold circular integral rate postmark (Williams SAC-2490) on 1850 folded letter to Bristol, Illinois, matching arched "Paid" handstamp and manuscript "40" rate below, three page enclosure datelined "Sacramento City, 6th July, 1850", cover with a few minor tone spots, Very Fine. Estimate  $400 - 600. $0 (Image)