English sources
Institute of Traditional Architecture – this is a gem of a website; it offers a self-study part with all information a designer could need, such as:
- Design guidelines
- Classical Elements
- What went right
- What went wrong
- Further reading
Other than that, it ranks architects and schools into a neat oversight. Check it out!
https://www.institute-of-traditional-architecture.org/
Ornapedia
A useful website to find different kinds of ornaments. It offers a glossary of various terms.
NewYorkSpaces.com illustrated glossary
This illustrated glossary is extremely useful to quickly identify certain building elements.
https://newyorkspaces.com/illustrated-glossary-of-classical-architecture/
Dutch sources
The following links are in Dutch; translate the pages by copy-pasting the link in Google Translate, select Dutch > English, translate, and opening the translated link.
Brussels heritage website with useful information about facade elements:
https://monument.heritage.brussels/nl/glossary/237
Interesting series of blog posts by Kees on architecture in Amsterdam.
http://zienenweten.blogspot.com/2014/11/grachtenpanden-van-amsterdam-deel-1.html
http://zienenweten.blogspot.com/2014/11/grachtenpanden-van-amsterdam-deel-2.html
http://zienenweten.blogspot.com/2014/11/grachtenpanden-van-amsterdam-deel-3.html
http://zienenweten.blogspot.com/2014/11/grachtenpandengevels-van-amsterdam-deel.html
Interesting, but slightly outdated looking website on different kinds of facade types.