 What didn't Feetch discover?
"Feetch!" grated Ogden Piltdon, president of the Piltdon Opener Company, slamming the drafting board with his hairy fist, "I want results!" "But Mr. Piltdon," remonstrated Feetch unsteadily under his employer's glare, "don't you remember? Four months, Feetch! Otherwise, Feetch—" Feetch's body twitched. "Got to be," answered Feetch tiredly. "Well, well," said Feetch. Piltdon is a household word, but who has heard of Feetch? "Hello," said Feetch as an aproned machinist entered carrying a glistening mechanism. Several days later, however, Piltdon himself charged into the drawing room and slapped Feetch heartily on the back, causing him to break a pencil point. "Feetch!" roared Piltdon.
 The fastest-opening can opener
 Where the cans were going  The fastest-opening can opener  Multiple different universes  How to make the cans disappear safely