EXCERPT: The existence of Mrs. Barnaby , the existence of Mrs. Barnaby, up to the hour in which she pledged her vows to Major Allen, before the altar of the principal church in Sydney, had, on the whole, been a very happy one. She had, in fact, very keenly enjoyed many things, which persons less fortunately constituted might have considered as misfortunes and to the amiable and well-disposed reader a continuation of the history of such a mind can hardly fail of being useful as an encouragement and example.