[C( _ 2018

// Concrete concave disks.
// 1 cylinder intersected at 1 end by 1 sphere 1.5 times its size.

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C [7 75( 1





C [7 75( 2




C [5 75( 1  “sold”



C [7 75( 3



C [7 75( 4



C [7 75( 5