LITERATURE
... LITERA TURE. E~tudes sur le Paisi5 et ?? de L'Artillerie. (Es_ tt slays on thle Past and Future State of'the Ordnance P Service.) Par, Le Prince NAPOLPON-Louis W BONAPARTE. Tome Premiere. Pairis, 1846. sI In thle avant-pr'opns prefixedl to his work the au- thor gives a tabular sketch of its proposed contents, b w~hich wyere intended to comprise a detailed history rr of galnpoder and guins, ...