Here is a list of websites I use for research, inspiration, components, and tutorials.

Electronics:

1. http://hyperphysics.phy-astr.gsu.edu/hbase/index.html
2. https://www.tinytronics.nl/shop/nl
3. http://www.datasheetcatalog.com/

Blacksmithing

1. https://www.youtube.com/channel/UCWizIdwZdmr43zfxlCktmNw
2. https://www.lff-group.com/posts/fundamentals-of-carbon-steel-part-2