Credits.txt

Original images based on the following:
 - https://code.google.com/archive/p/vector-playing-cards/
 - The Industrie Und Gluck tarock deck
 - Wizard clipart: https://openclipart.org/detail/229148/wizard

Images were modified by Joe Raczkowski.  The adapted work is released under a CC-BY-SA license.

Original sources for card back images are as follows - these were originally licensed under CC0 or a similar public domain license and were modified by Joe Raczkowski:

https://www.publicdomainpictures.net/en/view-image.php?image=255822&picture=weave-pattern
https://www.needpix.com/photo/download/881282/blue-plaid-check-blue-plaid-pattern-seamless-design-textile-fabric
https://www.publicdomainpictures.net/en/view-image.php?image=112210&picture=camo-pattern
https://pixabay.com/illustrations/blue-plaid-plaid-traditional-preppy-2699776/
https://www.publicdomainpictures.net/en/view-image.php?image=290597&picture=brick-wall
https://cleanpublicdomain.com/downloads/spiral/
https://www.publicdomainpictures.net/en/view-image.php?image=31051&picture=space
https://www.publicdomainpictures.net/en/view-image.php?image=16687&picture=clouds
https://www.publicdomainpictures.net/en/view-image.php?image=24101&picture=burning-fire
https://www.publicdomainpictures.net/en/view-image.php?image=77361&picture=red-rose&large=1
https://www.publicdomainpictures.net/en/view-image.php?image=162132&picture=multiple-lightning-bolts
https://www.publicdomainpictures.net/en/view-image.php?image=21751&picture=palm-and-beach
https://www.publicdomainpictures.net/en/view-image.php?image=149813&picture=ship-at-sea
https://www.publicdomainpictures.net/en/view-image.php?image=223151&picture=red-fox
https://www.publicdomainpictures.net/en/view-image.php?image=7284&picture=daffodil-flowers
https://www.needpix.com/photo/730911/diving-underwater-water-fish-yellow-pair-butterfly-fish-coral-sea
https://www.publicdomainpictures.net/en/view-image.php?image=170965&picture=statue-of-liberty
https://www.publicdomainpictures.net/en/view-image.php?image=93582&picture=colorful-macaw
https://www.needpix.com/photo/download/841855/poker-game-cards-chips-entertainment-green-money-gamble-casino
https://www.publicdomainpictures.net/en/view-image.php?image=148565&picture=arizona-landscape
https://www.publicdomainpictures.net/en/view-image.php?image=10979&picture=monarch-butterfly
https://www.publicdomainpictures.net/en/view-image.php?image=100873&picture=neuschwanstein
https://pixabay.com/photos/adorable-red-panda-animal-cute-1851590/
https://commons.wikimedia.org/wiki/File:Mona_Lisa,_by_Leonardo_da_Vinci,_from_C2RMF.jpg
https://www.publicdomainpictures.net/en/view-image.php?image=287102&picture=ayers-rock
https://www.publicdomainpictures.net/en/view-image.php?image=91035&picture=blue-water-background
https://www.publicdomainpictures.net/en/view-image.php?image=27617&picture=maple-leaves-background
https://www.publicdomainpictures.net/en/view-image.php?image=278209&picture=lion

https://www.publicdomainpictures.net/en/view-image.php?image=248283&picture=magnolia-flower

https://commons.wikimedia.org/wiki/File:Van_Gogh_-_Starry_Night_-_Google_Art_Project.jpg

https://www.publicdomainpictures.net/en/view-image.php?image=263162&picture=kitten
https://www.publicdomainpictures.net/en/view-image.php?image=68145&picture=pyramids

https://www.publicdomainpictures.net/en/view-image.php?image=76221&picture=japanese-waves-painting

https://www.publicdomainpictures.net/en/view-image.php?image=222205&picture=bald-eagle

https://www.publicdomainpictures.net/en/view-image.php?image=234937&picture=autumn-forest-with-stream

https://www.publicdomainpictures.net/en/view-image.php?image=272532&picture=dolphin
https://www.publicdomainpictures.net/en/view-image.php?image=177650&picture=taj-mahal
https://www.publicdomainpictures.net/en/view-image.php?image=222210&picture=sunflower

https://www.publicdomainpictures.net/en/view-image.php?image=193934&picture=pumpkin-and-leaves

https://www.publicdomainpictures.net/en/view-image.php?image=232409&picture=white-tail-buck-deer-close-up

https://www.publicdomainpictures.net/en/view-image.php?image=3180&picture=enhanced-rainbow

https://www.publicdomainpictures.net/en/view-image.php?image=48070&picture=landscape-with-pine-tree-and-lake