frame workadjusting the heavy iron frame to be mounted on the pianohttps://algo.mur.at/projects/autoklavierspieler/development/kantor/fotos/dsc01803.jpg/viewhttps://algo.mur.at/projects/autoklavierspieler/development/kantor/fotos/dsc01803.jpg/@@download/image/None
frame work
adjusting the heavy iron frame to be mounted on the piano
