POLAR VOYAGE.-The Journal of the last Polar Voyage is announced for publication on the 27th of March. It will be printed in a uniform manner with the preceding volumes, and contain 13 maps beside 26 finely finished engravings from the drawings of Capt. Lyon, one of the officers of the expedition,

THE COMPONIUM.-A musical instrument under this name has been exhibited at Paris. It is also called a Musical Improvisator; and is a kind of barrel organ. The distinguishing features of novelty are, that it not only performs the pieces of music marked upon it, but that it improvises! A theme being written on the barrel, the componium plays it over, that it may be familiar to the auditor, and then, being left to itself, without any external impulse, it executes an infinity of variations on the same theme; and let the variations be ever so complicated, they are

Many of the groups and compositions are highly interesting to the architect and the antiquary, as they partake of that beauty in their design and execution for which the ancients were so justly celebrated.

A German Grammar, on a plan entirely new, and particularly adapted to the use of the English student, is in the press, by J. Rowbotham, of the Classical Academy, Walworth. This is a desideratum at the present time, as it may facilitate the attaining of that language, and thereby enable us to see works in their original tongue, and not through the deteriorated medium of translations.

LITHOGRAMY.-An exhibition has been opened at Paris, of works produced by a Monsieur Malapeau; this new process is performed by painting in oil on stone, and printing impressions on stained canvas, similar to pictures. The French

The Rev. W. S. Gilly has announced a work in quarto, being a narrative of an excursion to the Mountains of Piedmont, and researches among the Vaudois, with illustrations of the interesting history of those Protestant inhabitants of the Cottian Alps, and an appendix ; containing documents from ancient MSS.

Mr. Charles Westmacott is about to publish a work on the British Galleries of Art, with a critical and descriptive catalogue to each collection, and a history of the choicest treasures of the Fine Arts, ancient and modern, distributed in the public and private galleries throughout the kingdom.

POMPEII-A volume in folio, with 107 plates, has lately been issued by the Royal Printing Office at Naples, it is appropriated to the description and delineation of the decorations of the walls and pavements of rooms in ancient Pompeii; among the embellishments will be found six plates occupied in representing the arenas of the amphitheatre now destroyed, and also representations of Arabesque, Mosaic, and other ornaments found in the ancient houses of that city.

opinions of the merits of these productions; some praise them highly and others universally condemn them. The latter class entertain a suspicion that the effect, indifferent as it is, is produced by the pencil after the impression is worked off.

THE NORTHERN EXPEDITION.-It is presumed that the new expedition will sail about the middle of May, as all the instruments to be used by Capt. Parry and the other navigators are ordered to be shipped by the first of the month.

STATUE OF KNOX.-A fund is about to be raised at Glasgow, by public subscription, to be appropriated to the erecting a doric column, surmounted by a statue, to commemorate John Knox the reformer, it is to be placed in the Fir Park.

OLYMPIA.-A work is preparing for publication by Mr. J. S. Stanhope, in imperial folio, enriched with numerous engravings by the most able artists, from drawings by Mr. Derwint, entitled as above. It is a topography illustrative of the actual state of Olympia and the ruins of the city of Elis.