You are probably beginning to wonder at the tardiness of my promised Despatch, in which the architectural minutiæ of this City were to be somewhat systematically described. But, as I have told you towards the conclusion of my previous letter, it would be to very little purpose to conduct you over every inch of ground which had been trodden and described by a host of Tourists, and from which little of interest or of novelty could be imparted. Yet it seems to be absolutely incumbent upon me to say something by way of local description. Perhaps the BOULEVARDS form the most interesting feature about Paris. I.