(Marin) Olema, Cal., Mar 7th (1860)2. Manuscript postmark (MRN-1700) with pen cancels on strip of 3 3¢ dull red and 1¢ blue, to Missouri, piece on reverse at right is missing, almost Very Fine, only cover known for early period (1859-60), one of the most important Marin covers. Estimate  $500 - 750. $0 (Image)