Gollancz Hardcover Stormlight Archive Books

[+Bridge4Survivor16 he/him]

Good morning/afternoon/evening everyone (depending on where you are),

I am looking to have some slipcases made for the below books and I was wondering if anyone had the measurements of:

All UK (Gollancz) hardcovers: I have attached a pic of the books I am talking about for reference.

The Way of Kings (UK 1^st edition / 1^st printing)

Words of Radiance (UK 1^st edition / 1^st printing)

Oathbringer (UK 1^st edition / 1^st printing)