These drugs were followed by chemical substances (thinner, acetone, cologne, napthaline
, gas oil, ethyl alcohol, ink, cyanide and mushroom poisoning).
"I hang cakes of napthaline
in the rooms, and put balls of it in all boxes, drawers, and cupboards, and they don't seem to like napthaline
, though they would come a thousand miles to eat ordinary insect powder, which is, apparently, just the very thing on which to bring up a nice little family of forty or fifty young cockroaches."