2 diagrams of Russell Brock's (Lord Brock) pulmonary valvulutome in use, and an infundibular resector in use by S.T., British, 1950 (see stroke records) 2 diagrams of Russell Brock's (Lord Brock) pulmonary valvulutome in use
medical illustration, gouache, watercolour drawing, diagram of Russell Brock's (Lord Brock) pulmonary valvulutome in use, by S.T., British, 1950 Diagram of Brock's pulmonary valvulutome in use, 1950