Captain Cook's Quadrant - Objectivity 47

..Or is it?! Brady and Keith look at an 18th Century astronomical quadrant that could well have been used by Captain Cook to observe the Transit of Venus.

Spectrosope: Spectroscope - Objectivity 27
Venus Transit Orrery: Venus Transit Orrery - Objectivity 7

Films by James Hennessy and Brady Haran

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