Afb. 9-11. Inhalatieapparaat. Zie Fig. XI-XIII. Tekening in rood krijt. Royal Society, Londen, MS 2007, Early Letters L. 3.42. - (Vgl. Brief 234 [145]).
Plate V
Ills 9-11. Inhaler. See Figs XI-XIII. Drawing in red chalk. Royal Society, London, MS 2007, Early Letters L. 3.42. - (See Letter 234 [145]).
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