...A quantity of sand is put into a wooden bowl with water; a half rotatory motion is given to the dish, which causes the coarser particles of sand to collect on one side of the bottom... 
David Livingstone 「Missionary Travels and Researches in South Africa」
...On the periodical star α Herculis; with remarks tending toestablish the rotatory motion of the stars on their axes; to which isadded a second catalogue of the comparative brightness of the stars...
Edward Singleton Holden 「Sir William Herschel: His Life and Works」
...A typical spiral nebula is composed of a disc-shaped central portion,with long curved arms projecting from opposite sides of it, which givean impression of rapid rotatory movement...
Cecil G. Dolmage 「Astronomy of To-day」
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