This is a colored engraving from The Octavo Nature-Printed BRITISH FERNS: by Thomas Moore, F.L.S, F.H.S. Nature Printed by Henry Bradbury in London 1859. This is one page, Plate I (1) POLYPODIUM VULGARE. The print is matted and backed with acid-free material. The opening is 5 1/4" x 8 3/4". The overall size is 9" x 12". A show bag is included. The print has foxing.