It looks like the entire Foundation series is on sale. The first book is $2.99, and the others are all $3.99, so $26.93 for all seven books if you need them.
https://www.amazon.com/gp/product/B011M97Y5G/
It looks like the entire Foundation series is on sale. The first book is $2.99, and the others are all $3.99, so $26.93 for all seven books if you need them.
https://www.amazon.com/gp/product/B011M97Y5G/