Nine platinotype prints in one mount entitled 'Radiographs of Molluscal Shells' showing x-ray pictures of various molluscal shells, by George H Rodman MD, 1907; 'Cassis & Helix', 'Lymncea & Bulimus', 'Voluta', 'Harpa &...', 'Struthiolaria', 'Buccinum & Littorina', 'Murex', 'Cerithium & Aporrhais', 'Telescopium'. Further handwrtten notes on reverse of mount. Nine Platinotype Prints 'Radiographs of Molluscal Shells' 1907