American botanical plate under glass

This is an original plate not a print!! Lithograph plate from 1921. (H25xW22 X D1) Study of the pear "doyenné boussock" by the American botanist Ulysses Prentiss Henrick (1870-1951). He published several works on apples and pears. Here you have a plate taken from the edition "the pears of new york". Glass and gold carved wood frame.