Of course, the "Dustbin for waste" at the bottom was a huge laugh for me and the friends I showed it to. Nothing pleases your average primary school kid more than a bit of toilet humour .
Posted on Monday 26 June 2006 to unknown
The picture comes from an old text book (The Miracle of Life edited by Harold Wheeler, Odhams Press London, 1941). I remember spending hours gawking at this picture as a child, tracing the pipes round and round, marvelling at the miniature men and tiny machines.