XXIV CONTENTS. 



not, they recede from each other, art. 556, page 437. Remarks on the above, ib. 

 General laws deducible from ditto, arts. 557, 558, and 559, pages 437 and 438. 

 Hydrostatic pressure exemplified in springs and Artesian wells, arts. 560 to 569, 

 pages 439 to 442. 



CHAPTER XVI. 



MISCELLANEOUS HYDROSTATIC QUESTIONS, WITH THEIR 

 SOLUTIONS. 



Miscellaneous hydrostatic questions, with their solutions, arts. 570 to 581, pages 

 443 to 448. 



On a careful revision of the sheets, the following are the principal errors that 

 have been discovered. 



/ Art. 9, page 2, for varies in its perpendicular depth, read varies as its perpendi- 

 cular depth. 



J Page 97, line 17 from top, for p= the pressure upon one of the sides, readp the 

 pressure upon the three containing sides. 



1 Page 183, line 10 from bottom,/or cos.x + sin.20 sin.0, read cos.x -J- sin.20 sin.x. 

 _ ^ Page 215, line 16 from top, dele as. 



Page 230, line 6 from top,/or the specific of the solid, read the specific gravity of 

 the solid ; and in line 10,/or respective gravities, read respective specific gravities. 

 Page 237, line 6 from top,/ar 



d=\3/ Ill21ll=3.93l3, or nearly 4 inches, read 

 V .5236X7 



d= 4s/ W \t/ - 14X16 =0.3939 feet, or 4.7267 inches. 



V .5236S V .5236X7X1000 



line 18 from bottom, far 



d= . 3 / (13.9975-12)16 



. = /(13.9975-12) X =4 ^ 67 incheg . 

 .5 V .52361-001262.5 



. 

 .o2o6(s-s) X 62.5 V .5236(1-0012)62. 



Art. 354, page 282,/or Levi read Lovi. 



Page 432, line 13 from bottom,/or %bd z Tr, read$d*ir. 



- line 11 from bottom,/or bd*%bd*ir=$bd*(2 TT), read bd z (l |TT). 



- line 8 from bottom,y!w m=&<#i-ffed 2 (2 ?r), read m=bdh+bd z (\\ir). 



- line 3 from bottom,/or {bdh-\-ibd\2 ir)}8g, read {bdh+ibd*(l-$7r)}3g. 



- line 1 from bottom,/or d{fc+id(l ^TT)}, read d{h+ld(l ITT)}- 



