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Richard Twort
Double Height Barograph + Thermograph
Ā£ 585
Richard Twort
Japanese Military Barograph 1941
Richard Twort
Edwardian Barograph by Negretti & Zambra
Ā£ 665
Richard Twort
Rare Micro Barograph , Harrods, London
Ā£ 1,450
Richard Twort
Mahogany Barograph 1912
Ā£ 725
Richard Twort
Flagship Barograph by Short & Mason
Ā£ 935