Seven Blades in Black

From Author Wars - https://authorwars.com/publications/seven-blades-in-black-778989.html

Overview:

Title: Seven Blades in Black
Author: Sam Sykes
Year: 2019
ISBN-10: 9781473218239
Publisher: Gollancz
Price: £18.99
Pages: 672
Binding: Trade Paperback
Type: Novel
Title Reference: Seven Blades in Black
Notes: Data from Amazon UK, Blackwells, Waterstones and publishers's site as of 2020-06-11. Page count is as listed by Amazon and Waterstones; Blackwells list 608 pages. This appears to be a large format trade paperback (234x154x44mm) based on information at the aforementioned sites.