The issue focused on the'state of the art of the known world' of the time of the first man and the first book of the world of the first man and the first man of the first time of the first man of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the first time of the