Robert Stawell Ball

Rarity: Common

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At a glance

Class

Figure

Domain

Science and technology

Knowledge cost

3

Influence

5

Resistance

3

In collections

Nobody has pulled it yet.

What Wikipedia says

Sir Robert Stawell Ball (1 July 1840 – 25 November 1913) was an Irish astronomer who founded the screw theory. He was Royal Astronomer of Ireland at Dunsink Observatory.

Excerpt from the Wikipedia article “Robert Stawell Ball”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: W. & D. Downey., CC BY 4.0, via Wikimedia Commons.