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6 résultats pour : barograph

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Sir Francis Ronalds, inventor of an electric telegraph, 1870. Creator: Unknown.
HRM24A49_191

Sir Francis Ronalds, inventor of an electric teleg...

Barograph. Creator: H. J. Green Co..
HRM21A88_332

Barograph. Creator: H. J. Green Co..

Barograph, ca. 1918. Creator: Douglass Products Corp.
HRM21A87_330

Barograph, ca. 1918. Creator: Douglass Products Co...

Barograph, ca. 1918. Creator: Douglass Products Corp.
HRM21A87_403

Barograph, ca. 1918. Creator: Douglass Products Co...

Barograph. Creator: Douglass Products Corp.
HRM21A84_394

Barograph. Creator: Douglass Products Corp.

Barograph. Creator: Schneider Brothers Instrument Company.
HRM21A87_386

Barograph. Creator: Schneider Brothers Instrument ...