OF ARTS AND SCIENCES : FEBRUARY 14, 1865. 



433 



Cast-iron 1 1 feet long;. 



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

 the I'espective headings. 



Diameter 

 of I'illar 

 outside. 



Inches. 



2 



H 

 H 



4i 



4| 





6i 



"a 



' 4 



81- 

 81 



9 



9| 

 10 



lilnch. 



4.74 

 6.00 



7.47 



9.15 



11.20 



13.03 



14.98 

 17.06 

 19.26 

 21.56 



23.97 



26.48 

 29.08 

 31.76 



34.53 

 37.37 



40.28 

 43.25 



46.29 

 49.38 

 52.52 

 55.72 



58.96 

 62.23 

 65.55 

 68.91 

 72.30 



li Inch. 



6.07 



7.58 



9.32 



11.54 



13.48 



15.56 

 17.78 

 20.13 

 22.60 



25.19 

 27.89 

 30.70 

 33.60 



36.59 

 39.67 

 42.83 

 46.06 



49.37 

 52.73 

 56.16 

 59.64 



63.17 

 66.75 

 70.38 

 74.05 

 77.75 



l^Inch. 



7.65 



9.43 



11.80 



13.83 



16.02 

 18.36 

 20.85 

 23.48 



26.24 

 29.12 

 32.12 

 35.23 



38.44 

 41.75 

 45.15 

 48.63 



52.19 

 55.83 

 59.53 

 63.29 



67.12 

 71.00 

 74.92 

 78.89 

 82.91 



1| Inch. 



9.50 

 12.00 

 14.10 



16.39 

 18.84 

 21.46 

 24.22 



27.14 

 30.19 

 33.37 

 36.68 



40.10 

 43.62 



47.25 

 50.97 



54.78 

 58.68 

 62.64 

 66.68 



70.79 

 74.95 

 79.18 

 83.45 

 87.78 



11 Inch. 



12.13 



14.30 



16.67 

 19.22 

 21.95 



24.84 



27.90 

 31.11 

 34.46 

 37.95 



41.56 

 45.30 

 49.15 

 53.10 



57.15 

 61.29 

 65.52 



69.82 



74.20 

 78.65 

 83.16 

 87.73 

 92.36 



li Inch. 



14.45 



16.88 

 19.51 

 22.34 

 25.35 



28.53 

 31.88 

 35.39 

 39.05 



42.85 

 46.78 

 50.84 

 55.01 



59.29 

 63.67 

 68.15 

 72.71 



77.36 



82.08 

 86.88 

 91.74 

 96.66 



2 Inch. 



17.03 

 19.73 

 22.64 

 25.75 



29.05 

 32.53 

 36.19 

 40.01 



43.98 

 48.09 

 52.35 

 56.73 



61.23 



65.84 

 70.56 

 75.37 



80.28 

 85.27 

 90.34 

 95.48 

 100.69 



