Reply To: Trick for quickly finding semi squares and sesquiquadratesBy Annie Alexander / July 4, 2021 Chart Interpretation Course Forum › Trick for quickly finding semi squares and sesquiquadrates › Reply To: Trick for quickly finding semi squares and sesquiquadrates July 4, 2021 at 6:51 am #2890 Annie AlexanderParticipant Please login to use the forum. Username Password Remember Me Forgot Password