Art and Sculture

Both of these sites are great sources of information and inspiration. They both give a history of how and why angels have been depicted in art in different countries and cultures, as well as providing a range of images:

https://mymodernmet.com/angel-art-history/ (there are quite a few pop-up ads, but the content is good)

https://en.wikipedia.org/wiki/Angels_in_art

Art historian Harry Seymour delves into the archives to reveal the seven most famous angels in art: ‘Thanks to the earliest Christian artists some 2,000 years ago, who adopted Pagan, Egyptian and Assyrian artistic traditions, angels have become a staple in Western art. Associated with Christmas because of the story of the Nativity, angels are synonymous with the festive season, and their divine grace and beauty features on everything from cards to crackers.’

https://www.anothermag.com/art-photography/8156/iconic-angels-in-art-history