SELTZER WATER. 



THE Mineral Water of Seltzer in Germany has long been celebrated 

 for its medicinal properties ; and it is well known that the operation 

 Df this Water, at the same time that it gives a tone to the digestive organs, 

 s so mild, that in Germany (where it is principally used) it forms one of 

 :he luxuries which is found at the tables of all the wealthy, who drink it, 

 »ither in its natural state, or with wine and pounded sugar. 



The Artificial Seltzer Water now prepared in this country by Dr. 

 STRUVE of Dresden, to the perfecting of which he has paid an unre- 

 mitting attention for several years, possesses in its minutest analysis, as 

 well as operation on the stomach, all the properties of that taken imme- 

 diately from the natural spring. 



Sold retail by the Confectioners and Chemists in London ; and whole- 

 sale at Dr. Struve's Mineral Water Agency, No. 23, Bucklersbury, London. 



CATON ON DEBILITY, ILLUSTRATED WITH CASES. 



This day was published, price 3s. 6d., a New Edition of 

 PRACTICAL OBSERVATIONS on the DEBILITIES, natural 

 and contracted, of the GENERATIVE ORGANS of both Sexes ; in- 

 cluding Remarks on Onanism, Seminal Weakness, Nocturnal Emission, 

 Gleet, Tabes Dorsalis, Fluor Albus, &c. with the Theory of Generation. 

 By T. M. CATON, Surgeon, 



No. 6, Norfolk-street, Strand ; 



Late of the United Hospitals of St. Thomas and Guy. 



Printed for C. Chapple,59, Pall-mall ; Bowen, 315, Oxford-street ; Callow 



and Wilson, 16, Princes-street, Soho ; or by the Author, as above. 



Where may be had, 

 Caton on the Venereal Disease and its Consequences, a New Editi®n, 

 price 5s. illustrated with Cases : A Practical Treatise on the Prevention 

 and Cure of the Venereal Disease, exhibiting the character, symptoms, and 

 treatment of the diseases immediately or remotely connected with it ; con- 

 taining Observations on Gleet, Stricture, Mucal Discharges, the use of the 

 Caustic and common Bougie, Cutaneous Eruptions, Imaginary Venereal 

 Diseases, &c. &c. comprising an Elementary Work for Students, and a 

 Guide to the general Reader ; interspersed with select Prescriptions ap« 

 plicable to each division of the Disease. 



ENGRAVINGS. 



Vol. LXII. A Plate illustrative of Professor Hare's Communications 

 on Electricity, and on the Self-acting Blowpipe. — A Plate illustrative 

 of Mr. Brunel's new Mode of Tunnelling, and of his Proposal for a 

 Roadway under the Thames. — A Plate illustrative of M. Becquerel's 

 Experiments on the Development of Electricity by Pressure. —A Plate 

 illustrative of Mr. Barlow's Experiments on Mr. Marsh's Thermo- 

 Electric Apparatus. — A Plate illustrative of Mr. Seawakd's Observa- 

 tions on Suspension Chain Bridges. 



Vol. LXIII. A Plate illustrative of Mr. Gompertz's Method of de- 

 fending Ships and Fortifications; and a Cut of Mr Sea ward's Pressure 

 Gauge. — A Plate illustrative of Mr. Richard Taylor's Paper on the 

 Upper Marine Formation in the Cliffs near Cromer. — A Plate Illustrative 

 of Dr. Walchner's Examination of a new Mineral named Hyalosiderite ; 

 and of Mr. Batly's and M. Frauenhofer's Accounts of the Circular 

 Micrometer — A Plate illustrative of Professor Harl's Single-leaf Elec- 

 trometer and improved Deflagrators. — A Plate containing two new Spe- 

 cies of Ascidia; and Amphiuma means, a new Batruchian Animal. 



