Template:Are You Sure/March 18

• ... that scientist and watchmaker Ferdinand Berthoud was a determined experimenter, a skilled craftsman, and an inventor keen to pass on his knowledge; and that Berthoud not only contributed to the advance of watchmaking, but also promoted the use of precision clocks in the sciences of his day, thus contributing to progress in these various disciplines?

• ... D-Ring: Agent of Suspense is a British television series featuring Patrick McGoohan as secret home repair engineer Dee Ring?