Steel yard balance swing Size:S: 60 x 45cm Portrait of Adolph Frederick (1710-1771)

Portrait of Adolph Frederick (1710-1771)

plaintive cries of 'Time

View showing a street near Charing Cross

in the Palace of Westminster

Old Buildings and gardens

Steel yard balance swing Size:S: 60 x 45cm Portrait of Adolph Frederick (1710-1771)Front view of a medical instrument intended to correct deformities or irregularities in human bones and muscles. The device used gravity by suspending a patient (most likely a child) from the balance arms. The drawing includes details of weights and suspension tethers. Figure from the paper 'The description and uses of the steel yard balance swing', by Timothy Sheldrake, Philosophical Transactions of the Royal Society, vol. 42 1742 1743, pp. 20 25.