OF ARTS AND SCIENCES : FEBRUARY 14, 1863. 



437 



Cast-iron 13 feet long. 



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

 the respective headings. 



Diameter 

 of I'illar 

 outside. 



Inches. 



2 



93 

 3 



H 



31 

 3| 



4 



5i 



Of 



6 



6| 



7 



H 



n 



8f 



Jf 

 10 



4 Inch. 



3.57 



4.52 



5.62 

 6.89 

 8.32 

 9.92 



11.72 

 13.86 

 15.72 

 17.69 



19.76 

 21.93 

 24.20 

 26.55 



28.99 

 31..^0 

 34.10 

 36.77 



39.50 

 42.30 

 45.17 

 48.09 



51.06 

 54.08 

 57.16 

 60.28 

 63.44 



1| Inch. 



4.57 



5.71 



7.02 



8.50 



10.18 



12.06 

 14.41 

 16.40 

 18.51 



20.73 

 23.06 

 25.49 

 28.03 



30.66 

 33.39 

 36.20 

 39.09 



42.06 

 45.10 

 48.22 

 51.39 



54.63 

 57.93 

 61.28 

 64.68 

 68.14 



l^Inch. 



1 1 Inch. 



5.76 



7.10 



8.63 



10.37 



12.31 

 14.87 

 16.97 

 19.20 



21.55 

 24.03 

 26.63 

 29.34 



32.16 

 35.08 

 38.10 

 41.21 



44.40 

 47.68 

 51.03 



54.46 



57.96 

 61.52 

 65.14 



68.82 

 72.56 



1| Inch. 



1 1 Inch. 



7.15 



8.72 



10.50 



12.50 

 15.23 

 17.43 

 19.77 



22.26 

 24.87 

 27.62 

 30.50 



33.49 

 36.59 

 39.81 

 43.12 



46.53 

 50.03 

 53.62 

 57.29 



61.04 

 64.86 

 68.75 

 72.70 

 76.71 



8.77 

 10.58 



12.63 

 15.52 



17.80 

 20.25 



22.84 

 25.59 

 28.48 

 31.50 



34.66 

 37.94 

 41.34 

 44.85 



48.46 

 52.18 

 56.00 

 59.90 



63.89 

 67.96 

 72.11 

 76.33 

 80.61 



2 Inch. 



10.63 



12.72 

 15.73 

 18.09 

 20.63 



23.33 

 26.19 

 29.21 

 32.37 



35.68 

 39.12 

 42.70 

 46.39 



50.21 

 54.13 

 58.16 

 62.29 



66.52 

 70.83 

 75.23 

 79.70 

 84.26 



12.77 



15.89 

 18.32 

 20.93 



23.72 

 26.69 

 29.82 

 33.11 



36.56 

 40.16 

 43.90 



47.77 



51.77 

 55.89 

 60.13 

 64.48 



68.93 

 73.48 



78.12 

 82.85 

 87.66 



VOL. VI. 



48 



