Good eye! That is perfect.
I just noticed that itch.io even allows Asset bundles to be uploaded! So maybe you'll have luck finding stuff there!
A lot of people get hung up on finding art for their games, but that doesn't have to be the case! Just look at Hatoful Boyfriend.
If you know of any places to look up public domain or creative commons resources to use in games, please link them here!
200+ Free Art Books Are Now Available to Download from the Guggenheim
The New York Public Library wants devs to make games using its collections
Update:
The MET just put up a bunch of free art too!
