Specimen of harmonic turning, by H. C. Robinson, England, 1908
Science Museum Group
© The Board of Trustees of the Science Museum
Specimen of harmonic turning, by H. C. Robinson, England, 1908
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Specimen of harmonic turning, by H. C. Robinson, England, 1908
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Specimen of harmonic turning, by H. C. Robinson, England, 1908
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Specimen of harmonic turning, by H. C. Robinson, England, 1908
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Specimen of harmonic turning, by H. C. Robinson, England, 1908
Science Museum Group Collection
© The Board of Trustees of the Science Museum