Rule

A.A.U. Four-Wall Hardball Rules · American four-wall hardball (1930s-40s)

Rule 19

Historical rulebook: not the current rules. The current rules are here (USHA Four-Wall Rulebook, as of 26 January 2025).

A ball which bounces over or clears the back wall shall be declared dead and played over again. Should the ball hit any obstruction on the ceiling, back wall, or side-walls, court rules shall prevail.

Mentioned here

How these ideas connect in this rule

together ×2together ×4together ×3together ×2together ×2together ×6Back wall placeCeiling placeCourt placeBall thingWall thing

No link to the other terms shown: Ceiling. 1 weaker link (terms mentioned together in few sub-rules) is not drawn.