
Grey overall with two labels pasted on body.
The body is constructed of tin plate rolled into a cylinder with soldered lapped joints. The ogival nose piece and conical tail piece are soldered to the body. The nose piece houses a lead weight. The calcium carbide is contained in the forward part of the body, the calcium phosphide in the after part. Two metal tear strips cover water inlet holes in the nose and tail.
Three tail fins are soldered to the tail cone. There are no struts.
Filler - Calcium carbide and calcium phosphide.
Nothing else to see.