Spectacles for those who have a full eye; the glasses are ground in a peculiar manner. Blindness has took place from the ignorance of persons wearing the glasses in common use, owing to the glasses _drawing_ the eyes. These glasses are highly recommended by professional gentlemen, who view them to be the greatest improvement ever known; they have gone through a different process, which clarifies them, and makes them the greatest improvement by candle light or dull day, qualifying you to see the greatest length of time at one sitting; those persons whose eyes are weak, by using a pair of those extraordinary preservers for two or three hours will find they are ground in a peculiar manner. A treatise will be given for the use of the Improved glasses, with advice gratis for all diseases of the eye. Mr. —— flatters himself he can perform the most difficult cures in the sight with the greatest ease; there is no complaint of the eye but he is acquainted with. Mr. —— cautions the public against a person who is selling Spectacles which pretend to be his. Mr. —— will call with a large Assortment of Improved glasses, which will give satisfaction. LICENSED HAWKER. PUFF, No. 3. Caution against a person taking the name of Messrs. ——, the professional opticians: and imposing upon ladies and gentlemen in selling shameful spectacles, as Messrs. —— improved, and charging forty shillings, while Messrs. —— only charges for the same twenty shillings, or, with pebbles, only fifteen shillings. PERMANENT RELIEF for all disorders effecting the eyes, and cases of dimness. Were it necessary, A HOST OF CASES might be named by which persons, distinguished, have, by their improved scientific and successful using of their IMPROVED GLASSES been much benefitted. The honourable patronage noticed at the head of this article, and their hourly increasing patronage, are proofs of their great skill and talent for ALL DISORDERS OF THE SIGHT. They have the honour to be professionally consulted by the chief families in the empire. Imperfect sight can only be handled properly by those who by deep study have a talent for THE ORGANS OF SIGHT. Many people injure their sight by buying improper spectacles, whereas it is THE ESPECIAL OBJECT of Messrs. —— to rest the claim of patronage on those numerous persons of the first quality. THE NOBILITY AND GENTRY May be suited with Spherical Pellucid Glasses, of every class, according to their exalted rank. THE MERCANTILE AND LABOURING CLASSES may have their daily toil sweetened by these improved glasses; administered, in cases of distress, on terms accommodating to their situations in society. LICENSED HAWKER, No. ——, A. PUFF, No. 4. For a short time only.