Name the Artist: I Want To Know What Love Is?

Questions

What is the french word used for a type of enamelling in which a pattern is marked on to a surface by thin metal strips and coloured with enamels?

From which American Nobel prize winners Lectures on Physics was the book Six easy pieces taken?

From which Irish province were the MacCarthys hereditary kings?

From what is mock turtle soup made?

Franklin D Roosevelt, what does the D stand for?