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Example of original pattern Singer sewing machine of 1851, made c. 1853.
X-ray tube with tungsten anti-cathode, aluminium cathode and asbestos vacuum regulator, American,1915
Notice of ‘The late Sarti's new Florentine anatomical model’ exhibit, Boston, England, c. 1854
Admission ticket to medical lectures on midwifery, Boston, United States, 1830-1837
Planimeter made by the American Steam Gauge and Valve Manufacturing Co
Tools of the Trade & Personal Accessories