|Venue: Arden Street||Date: Saturday July 15, 1950|
|Result: Lose by 10 points||Umpire: Ian Cleland||Crowd: 25,000 (approx.)|
|Goalkickers: R.Garby 4, J.Conley 2, F.Bateman 1, F.Davies 1, V.English 1, J.Howell 1, J.Mills 1.|
|Reports: F.Stafford for abusive language toward the umpires. Harry Bell Carlton secretary reported by umpire Cleland for abusive language.||Injuries: J.Davies replaced H.Caspar in the last quarter.|
North Melbourne avenged their Round 2 loss to the Blues with this 10 point win at their home ground. This loss would be Carlton's third loss in a row, our last win being against the lowly Hawks in Round 10.
Carlton were sitting in 6th place with a percentage of 96.8.
|B:||33 Ritchie Green||27 Ollie Grieve||24 Harry Caspar|
|HB:||16 John Brown||25 Jim Baird||26 Jim Clark|
|C:||8 Arthur Hodgson||23 Bert Deacon (acting capt.)||11 Laurie Kerr|
|HF:||10 Fred Stafford||14 Vin English||20 Ray Garby|
|F:||28 Fred Davies||29 Frank Bateman||35 Jack Conley|
|Ruck:||13 Jack Howell (acting vc)||19 Don Calder||9 Jack Mills|
|Res:||4 Doug Guy||7 Jim Davies|
Round 12 | Round 14