McEvoy, H; Lowe, D; Machin, G; Martin, M J; Anhalt, K; Hollandt, J; Sadli, M; Bourson, F; Yamada, Y; Sasajima, N; Lu, X; Yoo, Y; Yoon, H; Gibson, C; Todd, A; Woods, D (2023) CCT-K10 Draft B report for CCT comparison of ITS 90 realisations above the silver point using two transfer radiation thermometers and a set of high temperature fixed-point blackbody cells. Interim report - March 2024. NPL Report. ENG 74