Defensive measures against gas attacks / C.F.N. MacReady.

[Place of publication not identified] : Stationery Services Press, 1916.

1 folded sheet (4 pages) ; 20 cm

"Summary of points ... to which attention has been drawn, since the issue of the pamphlet "Defensive measures against gas attacks."

At head of title: [S.S. 388.] (Supplement to S.S. 307.) [Crown copyright reserved.]

Dated 18 January 1916.