M69 incendiary M69 incendiary The M69 incendiary bomblet was used in air raids on Japan and China during World War II. They were nicknamed "Tokyo calling cards". The M69 was a plain steel pipe with a hexagonal cross section in diameter and long. It weighed about . The bomblet used napalm (jelled gasoline) as an incendiary filler, improving on earlier designs which used thermite or magnesium fillers that burned more intensely, but were less energy- and weight-efficient, and were easier to extinguish. In Germany they were filled with jellied oil and dropped in clusters of 36 in the non-aerodynamic M19 bomb. Over
The Weapon Shops of Isher The Weapon Shops of Isher The Weapon Shops of Isher is a science fiction novel by Canadian writer A. E. van Vogt, first published in 1951. The novel is a fix-up created from three previously published short stories about the Weapon Shops and Isher civilization: "The Weapon Shops of Isher" and its sequel "The Weapon Makers" detail the workings of Isher civilization and the adventures of Robert Hedrock, The One Immortal Man, as he keeps it in balance in the face of attempts by the Weapon Makers, who have forgotten their purpose as a permanent opposition, and the strong government