John Gould and Henry Constantine Richter - 'Corvus Corone' (Birds), 19th century stone lithograph with hand-colouring, 50cm x 32.5cm, together with five further ornithological lithographs from the same series, all within matching gilt frames. Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.