https://openlab.citytech.cuny.edu/ar2431btech3sp20profking/resources/facade-materials/opaque-facade-systems/#Terra_Cotta
https://openlab.citytech.cuny.edu/ar2431btech3sp20profking/resources/facade-materials/glass-curtainwall-facade-systems/
ARCH.2431.Btech 3 – SP2020 – Prof. Paul King
A City Tech OpenLab Course Site
https://openlab.citytech.cuny.edu/ar2431btech3sp20profking/resources/facade-materials/opaque-facade-systems/#Terra_Cotta
https://openlab.citytech.cuny.edu/ar2431btech3sp20profking/resources/facade-materials/glass-curtainwall-facade-systems/