512 





INDEX. 



Water, velocity of sound in, 480 



Waters, mineral, on, 62 



Watt, Mr., iiis solar and lunar confipasses, 



471 

 Weights and measures, law relative to, at 



New York, 319 

 Welsh, partial to ale, 273 

 Wesley, Sam., Esq., his lectures on music, 



437 

 Wheatstone, Mr. C, on the resonances or 



vibrations of columns of air, 175 

 - on sound, 41 7, 424 

 Wilkinson, Mr., drawings by, 122 

 Wilsbad, baths of, 67 

 Winnebagos, an Indian tribe, 327 



Wisbaden, springs of, 67 



Wtihler, M., on the artificial formation of 



urea, 491 

 Wood, pet.ified, 367 

 World, on its comparative population in 



ancient and modern times, 86 



Yates and Moulton,337, 338, 369, 371 

 Yeats, Dr., his lectures on the diseases of 



the colon, 156 

 Yelloley, Dr., 167 

 Young, Dr., 202, 203, 399 



Zinc roofs, 218 



Zouncaba, a Calmuc idol, 152 



END OF THE FIRST PART 



FOB 



1828. 



Erkatum. 



Instead of April to July, which occurs in most of the sheets of the present, nujuber read April 



to June, 



Printed by William CtowK?, Stamford Street. 



