Amazon.com has a donation site called Smile.Amazon.com.
It is exactly the same as Amazon.com - same products, same prices, same login. If you are a Prime Member, it's Prime for you.
If you forget and create an order at Amazon.com. You can log into Smile.Amazon.com and see the order.
You can choose FRIENDS OF JEAN WEBSTER.INC as your charity and EVERY TIME YOU SHOP, Amazon will give a donation to Friends of Jean Webster. It's automatic.