cover U.S.S. Kearsarge, 1862-63, two pale buff covers with Kearsarge pencil docketing (one has additional 'From U.S. Str. Kearsarge' ms. docketing in Winslow's hand), each franked with 3c Rose (65), one has 'Ship 2' h.s. (rate in ms.), Portsmouth, N.H. c.d.s., other has 'Ship' and 'Due 2' in circle h.s., Calais, Me. c.d.s., latter reduced at R. into stamp, otherwise very fine, scarce ship markings