“I hope, kind and extremely patient reader, you will find my piece humorous, interesting, instructive, and edifying. In delineating and drawing to life the representation of my assailant, aggressor, and barefaced calumniator. I have preferred the natural order, free, and familiar style, to the artificial order, grave, solemn, and antiquated style; and in so doing, I have had occasion to have reference to the vocal metaphrase of some words. With a due circumspection of the use of their synonymy, taking care that the import and acceptation of each phrase and word should not appear frequently synonymous. Again. I have applied the whip unsparingly to his back, and have given him such a laudable castigation, as to compel him to comport himself in future with propriety and politeness; yes, it is quite obvious that I have done it, by an appropriate selection of catogoramatic and cencatogoramatic terms and words. I have been particularly careful to adorn it with some poetic spontaneous effusions, and although I own to you, that I have no pretensions to be an adept in poetry, as I have only moderately sipped of the Helicon Fountain; yet from my knowledge of Orthometry I can prove the correctness of it; by special and general metric analysis. In conclusion, I have not indulged in Rhetorical figures and Tropes, but have rigidly adhered to the use of figurative and literal language; finally I have used a concatination of appropriate mellifluous epithets, logically and philosophically accurate, copious, sublime, eloquent, and harmonious. “Adieu! Adieu! Remember, JOHN O'KELLY, Literary Teacher, And a native of Dromcoloher.” “The author of this extempore production of writing a Treatise on Mental Calculations, to which are appended more than three hundred scientific, ingenious, and miscellaneous questions, with their solutions. “Mental calculations for the first time are simplified, which will prove a grand desideratum and of the greatest importance in mercantile affairs. “You will not wonder when I will ye, You have read some pieces from 0' Kelly; Halt he does, but 'tis no more Than Lord Byron did before; Read his pieces and you'll find There is no limping in his mind; Reader, give your kind subscription, Of you, he will give a grand description. Price 2s., to be paid in advance, “There are Sixty-eight Subscribers to the forthcoming work, gentlemen of considerable Talents, Liberality, and worth;--who, with perfect cheerfulness, have evinced a most laudable disposition to foster, encourage, and reward, a specimen of Irish Manufacture and Native Talent, in so humble a person as their extremely grateful, much obliged, and faithful servant, “JOHN O'KELLY.” THE MIDNIGHT MASS.