(Alameda) San Leandro, Sept. 26, 1861, manuscript postmark (ALA-4500) on 1857, 1¢ blue, type V, horizontal pair and single, on lovely red and blue Flag Patriotic cover to San Francisco, with "Published at the Commercial Printing Office, 517 Clay St." (San Francisco) imprint at bottom, docketing at left, Very Fine. Scott No. 24  Estimate $1,000 - 1,500. A WONDERFUL CALIFORNIA PATRIOTIC COVER USAGE FROM SAN LEANDRO. $0 (Image)