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Softball Umpiring Mechanics Illustrated 2 & 3 Person High School Crews- includes CD-ROM
Softball Umpiring Mechanics Illustrated 2 3 Person High School Crews includes CDROM Author:Todd Korth The only illustrated mechanics manual for High School umpires. Referee's exclusive MechaniGramTM graphics bring positions, signals and movements to life. There is no better mechanics resource available anywhere.