69. Necessaire with Timepiece and Music Box, by James Cox. 1766-72. Gold, Agate and Paste Jewels, Enamel Dial, 30.8 cm. High. (Metropolitan Museum of Art, New York).
Attributed works:
70. Swan Automaton, by James Cox. c. 1773. Silver, 80 cm. High. (Bowes Museum, Barnard Castle).
Attributed works:
71. Design for a Table with Clock and Automata, Here Attributed to an Associate of James Cox, Possibly Charles Magniac. c. 1770. Pencil, Bodycolour and Gold Paint, 44.5 by 28 cm. (Victoria and Albert Museum, London).