Response to referee's comments [by Alfred Charles Egerton] for a paper 'On optical pyrometry II' by [Frank Allen] Cunnold, [Matthew] Milford, and Egerton Paper reference code: A.119 [Enclosure from RR/W/6/69]. Provides detailed responses to the refeee's critiques related to 'mathematical notations' and 'arguments employed'. Refers to Cunnold (Proc Roy Soc [Proceedings of the Royal Society], 152, 1935, pp 77-8). [Not published but part I published in Proc. A. vol. 130, issue 812]. [29 September 1938]