Oroville, Ca, Jun 17 (Butte). Straight line postmark (Williams BUT-3070) on white 1856 stampless cover to Essex, Mass with handstamped "Paid" and manuscript "10" rate marking, some light staining, F.-V.F., a classic California rarity, 2 stampless and 1 on 1853 Nesbitt entire are currently recorded. Estimate  $400 - 600. $0 (Image)