(Los Angeles) Fort Tejon, Cal, Mar. 21, clear blue cds (LOS-3230, R7) on c. 1862 cover addressed to Lieut. McPherson at San Francisco, franked with 1857, 3¢ dull red tied by manuscript; small corner opening nick at top right, Very Fine, ex-Beals. Scott No. 26  Estimate $1,000 - 1,500. THE UNIQUE EXAMPLE OF THE FORT TEJON CIRCULAR DATE STAMP. This mark has a value rating of 7 by Williams, only three locations are rated that high in his work on LA County. Fort Tejon is a former United States Army outpost which was intermittently active from June 24th 1854, until September 11th 1864. It is located in the Grapevine Canyon between the San Emigdio Mountains and Tehachapi Mountains. $0 (Image)