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Actions The results URL is copied to the clipboard Download current page Download all pages Print current page Print all pages Displays Refine Creator Ruhmkorff, Parijs 2 F. Ernecke, Berlin 1 O. Hempel, Parijs 1 Possibly W. Parker, London 1 Probably supplied by Worsdel 1 Trouvé, Parijs 1 Material zinc 19 brass 12 Glass 10 Copper 9 Iron 7 lead 4 Mahogany 4 carbon 3 Tinplate 2 Wood 2 zinc? 2 Ebonite 1 leather 1 nickel 1 Paper 1 platinum 1 rubber 1 steel 1 Object name demonstratietoestel 2	Results Museum collection Material: zinc 21 Hits 1 2 Dilatometer Production date circa 1870 Collection Heat Object no. FK 0188 Remove from selection Add to selection 3 Rods Production date circa 1870 Collection Heat Object no. FK 0188 a Remove from selection Add to selection Argand lamp London Possibly W. Parker Production date 1784 - 1789 Collection Miscellaneous; light; LosO1 Object no. FK 0213 Remove from selection Add to selection Box containing magnetic needle and 7 disks. Acc. for 470 Production date 1843 Collection Magnetism; Object no. FK 0470 02 Remove from selection Add to selection Ontlaadhark Production date circa 1850 - circa 1874 Collection Electricity Object no. FK 0526 Remove from selection Add to selection Metaaltabletten Probably supplied by Worsdel Production date circa 1787 Collection Electricity; BLosO6 Object no. FK 0528 Remove from selection Add to selection Twee elektromedische riemen Parijs O. Hempel Production date 1866 Collection Electricity Object no. FK 0573 Remove from selection Add to selection Elektrische aansteker met lamp Production date 1850 - 1874 Collection Electricity Object no. FK 0580 Remove from selection Add to selection Vonkenring Production date 1825 - 1849 Collection Electricity Object no. FK 0613 1-3 Remove from selection Add to selection Inductietoestel voor elektrotherapie Parijs Ruhmkorff Production date 1855 Collection Electricity Object no. FK 0696 Remove from selection Add to selection Demonstratietoestel voor het verschillend warmtegeleidingsvermogen van metalen Production date 1888 demonstratietoestel Collection Heat Object no. FK 0734 Remove from selection Add to selection Toestel voor warmtegeleiding Production date 1888 Collection Heat Object no. FK 0739 Remove from selection Add to selection 2 Zinck disks for sirens, after Seebeck Collection sound Object no. FK 0783 Remove from selection Add to selection Demonstratiestaaf voor de ongelijke uitzetting van metalen Production date 1892 demonstratietoestel Collection Heat Object no. FK 0819 Remove from selection Add to selection Dompelbatterij Parijs Ruhmkorff Production date pre 1877 Collection Current electricity; losi4; LosD Object no. FK 0852 Remove from selection Add to selection 1 2

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