or
https://docs.google.com/presentation/d/1SFdFpIv_akYkiDHc2T-pPmY43wdwbrTNxZ_Y2F-CQrw/edit#slide=id.g7f5be12a8f_0_112
ARCH.2431.Btech 3 – SP2020 – Prof. Paul King
A City Tech OpenLab Course Site
or
https://docs.google.com/presentation/d/1SFdFpIv_akYkiDHc2T-pPmY43wdwbrTNxZ_Y2F-CQrw/edit#slide=id.g7f5be12a8f_0_112