# Rule 19 (A.A.U. Four-Wall Rules, 1923, historical)

> **Historical rulebook: not the current rules.** The current rules are here: https://handball.theperfectship.com/rules/four-wall/

Hitting a partner with a ball immediately puts the ball out of play and loses the point for that side except during the service when the partner is standing between the lines with his back to the wall. The man serving the ball in four handed match is the man who is supposed to play inside the lines at all times.

## Mentioned here

- [Partner](https://handball.theperfectship.com/partner.md)
- [Ball](https://handball.theperfectship.com/ball.md)
- [Point](https://handball.theperfectship.com/point.md)
- [Doubles](https://handball.theperfectship.com/doubles.md)
- [Wall](https://handball.theperfectship.com/wall.md)

How this rule changed: [wording in every rulebook](https://handball.theperfectship.com/rulebooks/clause-history/code-fourwall-american/18.md)

## Relationships

- Partner relates to Ball: mentioned together in 5 sub-rules.
- Partner relates to Doubles: mentioned together in 2 sub-rules.
- Partner relates to Wall: mentioned together in 2 sub-rules.
- Ball relates to Point: mentioned together in 4 sub-rules.
- Ball relates to Wall: mentioned together in 5 sub-rules.
- Point relates to Wall: mentioned together in 3 sub-rules.
- 1 weaker link (terms mentioned together in few sub-rules) is not drawn.

Rulebook: [A.A.U. Four-Wall Rules, 1923](https://handball.theperfectship.com/rulebooks/aau-fourwall-1923.md)

Source: Spalding's Official Handball Guide, 1923, ed. Robert L. Ripley (Library of Congress, LCCN 23002979), pp. 69-72; also printed in the Official Handbook of the A.A.U., 1923, section LXI. Public domain.