OF ARTS AND SCIENCES : FEBRUARY 14, 1865. 



463 



Cast-iron 26 feet long-. 



if solid, as in the first column, or if hollow, as in the succeed- 

 the respective headings. 



Diameter 

 of Pillar 

 outside. 



Inches. 



2 



H 





4f 



5| 



H 



6f 



n 

 n 



8i 

 8f 



Q3 



10 



1| Inch. 



1.10 

 1.39 



1.73 

 2.12 

 2.56 

 3.05 



3.61 

 4.22 



4.89 

 5.62 



6.42 



7.29 

 8.22 

 9.23 



10.31 

 11.46 

 12.69 

 14.00 



15.38 

 16.85 

 18.40 

 20.04 



21.76 

 23.57 

 25.47 

 27.46 



29.55 



1§ Inch. 



1.41 



1.76 

 2.16 

 2.62 

 3.13 



3.71 

 4.35 

 5.06 

 5.83 



6.68 

 7.59 

 8.59 

 9.65 



10.80 

 12.03 

 13.34 

 14.74 



16.22 



17.80 

 19.46 

 21.21 



23.06 

 25.01 

 27.05 

 29.19 

 31.43 



1^ Inch. 



1.77 



2.18 

 2.66 

 3.19 



3.79 

 4.46 

 5.19 

 6.00 



6.89 



7.85 



8.90 



10.02 



11.23 

 12.53 

 13.92 

 15.40 



16.97 

 18.64 

 20.40 

 22.27 



24.24 



26.31 

 28.48 

 30.77 

 33.16 



Ig Inch. 



2.20 

 2.68 

 3.23 



3.85 

 4.54 

 5.30 

 6.14 



7.06 



8.06 



9.15 



10.33 



11.60 

 12.96 

 14.42 

 15.97 



17.63 

 19.38 

 21.25 

 23.22 



25.29 



27.48 

 29.79 

 32.20 

 34.74 



I| Inch. IJ Inch. 



2.70 

 3.26 



3.89 

 4.59 

 5.38 

 6.24 



7.19 



8.23 



9.36 



10.59 



11.91 

 13.32 

 14.84 

 16.47 



18.20 

 20.04 

 21.99 

 24.06 



26.24 



28.54 

 30.96 

 33.50 

 36.17 



2 Inch. 



3.27 



3.91 

 4.63 

 5.43 

 6.32 



7.30 



8.37 



9.53 



10.80 



12.16 

 13.63 

 15.21 

 16.90 



18.70 

 20.61 

 22.65 



24.80 



27.08 

 29.48 

 32.02 

 34.68 

 37.47 



3.93 

 4.66 

 5.47 

 6.38 



7.38 



8.47 



9.67 



10.97 



12.37 

 13.89 

 15.52 

 17.26 



19.13 

 21.11 

 23.22 

 25.46 



27.83 

 30.33 

 32.96 

 35.73 

 38.65 



