Poster, HMSO Books, 'North London Railway, We're in Steam', 1979. Poster advertising the book 'North London Railway, A Pictorial Record', NRM publication. Poster shows white text over a black and sepia image of a man standing in front of the wheel of North London Railway Engine No.24. 'North London Railway, We're in steam and we think North London Railway A Pictorial Record is one of our best books yet. Factual - Nostalgic - Historic - Attractive. The very essence of YOUR line in its steam-hauled heyday. Buy it - Read it - In the train, of course. Just out £3.50.'