Misc: By 1983, 13 million of what "labor-saving" device operated worldwide?

Questions

What is a strobilus?

Which World War 2 leader was executed and exhibited by his own people?

What is the name given to stunted and withered apples used to make rough cider?

Shorthorn cattle were the first breed to have their own herdbook, in which county were they developed?

In Treasure Island, who apart from JimHawkins narrates part of the story?