Technical records of explosives supply. 1915-1918.

At head of title, no. 1- : Ministry of Munitions and Department of Scientific and Industrial Research.Mode of access: Internet

The physics and chemistry of colloids and their bearing on industrial questions; report of a general discussion held jointly by the Faraday society and the Physical society of London on 25th October 1920.

At head of title: Department of scientific and industrial research.Contains bibliographies.Mode of access: Internet

The theory of modern optical instruments; a reference book for physicists, manufacturers of optical instruments, and for officers in the Army and Navy,

Bibliography: p. 347-350.Mode of access: Internet