The clockwork of the heavens : an exhibition of astronomical clocks, watches and allied scientific instruments / presented by Asprey & Company ; with the special help of Harriet Wynter and the collaboration of various museums and private collections. |
London : [Asprey & company Ltd.], 1973. |
Wynter, Harriet |
Scientific instruments / Harriet Wynter and Anthony Turner |
London : Studio Vista, 1975. |