[brudigia]

On Kobo, both US and EU, the first anthologies (1-10 and 12) are free. Not so on Amazon, where these books do not exist as ebooks. Strange, but is that a problem ?
I am pretty sure I looked for these books in the past, so I do not know what has changed recently.

These are the links on Kobo US.

https://www.kobo.com/us/en/ebook/snows-of-darkover-1
https://www.kobo.com/us/en/ebook/towers-of-darkover-1
https://www.kobo.com/us/en/ebook/leroni-of-darkover-1
https://www.kobo.com/us/en/ebook/ren...-of-darkover-1
https://www.kobo.com/us/en/ebook/domains-of-darkover-1
https://www.kobo.com/us/en/ebook/fou...-of-darkover-1
https://www.kobo.com/us/en/ebook/red-sun-of-darkover-1
https://www.kobo.com/us/en/ebook/the...f-the-mirror-7
https://www.kobo.com/us/en/ebook/fre...-of-darkover-1
https://www.kobo.com/us/en/ebook/the-keeper-s-price-1
https://www.kobo.com/us/en/ebook/sword-of-chaos-1

The only one which costs .99 € is
Marion Zimmer Bradley's Darkover (Darkover anthology Book 11)
https://www.kobo.com/us/en/ebook/mar...y-s-darkover-1

Generically you can search for "Darkover Anthology".

Enjoy