(Shasta) Shasta, Cal., 10, Feb 21. Bold rimless cds with integral rate (SHA-4090) on unpaid 1853 folded letter to Pawlet, Vt., 3-page enclosure with interesting content, regarding Indians, etc.; cover toning and edge wear, a Very Fine strike, and the only known example of this early integral rate postmark. Estimate  $500 - 750. $0 (Image)