1, THOMAS REID, CLOCK AND WATCH MAKING. 2, W. J. GAZELEY, CLOCK AND WATCH ESCAPEMENTS. 3, D. E. CARLES, WATCH & CLOCK ENCYCLOPEDIA. 4, C. F. C. BEESON, PERPIGNAN 1356. 5, W. T. R., SAMUEL ROBERTS CLOCKMAKER. 6, J. MALCOLM WILD, WHEEL AND PINION CUTTING IN HOROLOGY. 7, HORLOGERIE, DIDEROT & D'ALEMBERT (7).