Building instruments

Grand piano, Munic

Gregor Deiss, c1815
Viennese action with escapement

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anonymous Grand piano
Southern germany

school of J. A. Stein, c1780
german action with escapement

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Grand piano, vienna

Anton Walter, c1782
Walter's german action with escapement

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anonymous Grand piano
southern germany

ascr. Franz Jacob Späth, c1770
Simple action without escapement

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Bentside sPINET, Strasbourg

Johann Heinrich Silbermann, 1767
Apprentices' project

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Harpsichord

Christian Vater, 1738
Reconstruction

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Clavichord

J. H. Silbermann, 1775
RECONSTRUCTION
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Square piano

K. Katholnig, c1810
reconstruction
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