Francis Peyton Rous Autograph US Presidents glue remnants verso and small

glue remnants verso and small creases to the lower left corner - in nearly fine condition

published by `Harry N

and very mild signs of wear at the vertical edges - in fine to very fine condition

l’exemplaire annoté

signed and dated in blue ink "Gustav Hertz

Francis Peyton Rous Autograph US Presidents glue remnants verso and smallAutograph note signed, one page, 4 x 3,5 inch, `The Rockefeller Institute` stationery, (New York), 13. 05. 1966, to an unnamed correspondent concerning an autograph request, written and signed in dark ink "Your request has given pleasure to Peyton Rous May 13, 1966", attractively mounted (removable) for fine display with a photograph, shows Francis Peyton Rous as virologist (altogether 8,25 x 11,75 inch), in very fine condition.