| Round Robin | p | w | d | l | gf | ga | ns | | 1. Brazil | | 4 | 0 | 0 | 142: | 28 | | | 2. Argentina | | 3 | 0 | 1 | 80: | 46 | | | 3. Paraguay | | 0 | 0 | 2 | 26: | 59 | 2 | | 4. Uruguay | | 0 | 0 | 2 | 13: | 66 | 2 | | 5. Chile | | 0 | 0 | 2 | 2: | 64 | 2 |
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| Team | Braz | Arge | Para | Urug | Chil | | Brazil | ---- | 26:7 | 39:15 | 39:6 | 38:0 | | Argentina | | ---- | 20:11 | 27:7 | 26:2 | | Paraguay | | | ---- | | | | Uruguay | | | | ---- | | | Chile | | | | | ---- |
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| date | team 1 | score | team 2 | HT | | 04.12 |  Brazil | 39-6 |  Uruguay | | | --.12 |  Argentina | 26-2 |  Chile | | | --.12 | Argentina | 20-11 |  Paraguay | | | 05.12 | Brazil | 39-15 | Paraguay | | | --.12 | Argentina | 27-7 | Uruguay | | | 06.12 | Brazil | 38-0 | Chile | | | 08.12 | Brazil | 26-7 | Argentina | | | missing scores | | --.12 | Paraguay | --- | Uruguay | | | --.12 | Paraguay | --- | Chile | | | --.12 | Uruguay | --- | Chile | |
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