Conversation so far:
When was George Orwell in Hampstead?
In the mid 1930s Orwell found himself working part-time in a bookshop in Hampstead, called Booklover’s Corner, situated where Pond Street and South End Road meet.
What did George Orwell do in Hampstead?
George Orwell was a part-time assistant in Booklovers' Corner, a second-hand bookshop in Hampstead
How long did George Orwell live in Hampstead?
Why did George Orwell leave Hampstead?
By October 1935 George Orwell's flatmates had moved out and he was struggling to pay the rent on his own. He remained in Hampstead until the end of January 1936.

Question: did he do anything there besides the bookstore
Self-contained rewrite: Did George Orwell do anything in Hampstead besides work a part-time assistant in Booklovers' Corner?