| Description | 'Dear Sir,
In answer to your letter of the 20th inst. [instant], the paper you want is probably the following: - "The Recording Pyrometer; by Prof. Roberts Austen", in the Journal of the Iron and Steel Institute, 1893, No. 1, p.112.
Yours truly,
H Rix
Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. |