Binaural stethescope, by Hawksley, English, c1920

Made:
1910-1930 in London
SMG00263935

Science Museum Group
© The Board of Trustees of the Science Musuem

SMG00263935
Science Museum Group
© The Board of Trustees of the Science Musuem

Binaural stethescope, by Hawksley, English, c1920