 Walpole remained prolific in the post @-@ war years , and began a parallel and highly <unk> career as a lecturer in literature . At the instigation of his American publisher , George Doran , he made his first lecture tour of the US in 1919 , receiving an enthusiastic welcome wherever he went . What Sadleir describes as Walpole 's " <unk> and attractive appearance , his complete lack of <unk> , his exciting fluency as a speaker [ and ] his obvious and genuine liking for his hosts " combined to win him a large American following . The success of his talks led to increases in his lecturing fees , greatly enhanced sales of his books , and large sums from American publishers anxious to print his latest fiction . He was a <unk> quick writer who seldom revised , but pressed on , keen to get his ideas down on paper . His main British publishers , Macmillan , found it <unk> to appoint a senior member of staff to edit his manuscripts , <unk> spelling , punctuation , inconsistencies and errors of historical fact . His fluency enabled him to fulfil between tours a contract from The <unk> Review for ten short stories at the remarkable sum of $ 1 @,@ 350 apiece . 
