The shore scleroscope for measuring the hardness of metals : its application to the arts.
The shore scleroscope for measuring the hardness of metals : its application to the arts.
- New York : [s.n., 1916] (
- 80 p. : il. ; 20 cm.
Escleroscopio de Shore.
Metales.
Escleroscopio de Shore.
Metales.
