Diego Martelli (1839 - 1896) Ramsay Plate 13 from the paper

Description

Plate 13 from the paper 'On a new construction of a condenser and air-pump'

View of Trevandrum Observatory

10 April 1912

Inscribed in ink upper left 'Tab

Nylon was invented in 1935 by Wallace Carothers

Diego Martelli (1839 - 1896) Ramsay Plate 13 from the paper

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