During which war did Bessemer produce his converter?

By how much did British coal production rise in the 19th century?

Whose exhaust pump dramatically improved mine ventilation?

What was the first iron hulled steam ship?

Which major European country saw the greatest percentage increase in manufacturing output in the 19th century?

In what year did Commander Perry firebomb Tokyo in order to force the Japanese to trade?

Which bouncing bomb helped destroy German dams in 1943?

How many 5-year-plans were there?

Until the 1850s, whose crucible process was the main source of steel?

When was the New Deal established?

Where was Britain's largest munitions factory in WW1?

When did Lloyd George become Minister for Munitions?

When did Henry Cort invent the 'puddling' process, used to produce wrought iron?

When was the universally acclaimed Naysmyth's steam hammer invented?

What did Gilchrist Thomes line his furnaces with?

When was the first MAJOR railway finished in Britian?

In which only other country than Prussia, was a railway built with a military purpose in mind?

Which county of England dominated world cotton production?

How many tonnes of cotton did Britain export by 1880?

Who/what did Naysmyth and Whitworth have in common?

Who was Naysmyth's tutor?