A theorem about this activity, which states that the quantity F plus D over quantity V plus D equals B over H, was put forth by enthusiast Claude Shannon, (15[3])who automated (-5[1])this (15[1])activity (15[4])using an Erector Set. Rubenstein’s Revenge and Mills’ Mess are among the patterns (-5[1])in this activity (15[2]-5[1])that can be represented using Siteswap (15[1])notation. (15[1])It’s not (15[1])sword-swallowing, (-5[1])but the early 19th century English celebrity Ramo Samee inspired a William (10[1])Hazlitt essay (10[1])about this activity’s (*) “Indian” performers. Paul Cinquevalli was one of the first “gentleman” performers of this (10[1])activity, (10[1])who used cigars, bottles, and umbrellas (10[1])in music halls. (10[2])Beginners (-5[1])to this activity may learn (-5[1])how to perform cascades with (10[1])odd (-5[1])numbers of props. Bowling (10[2])pin-shaped clubs are used (10[1])in, for 10 points, what activity, (10[2])in which multiple objects are thrown and caught (10[1])continuously? (10[2])■END■ (10[1])