OF ARTS AND SCIENCES : FEBRUARY 14, 1865. 



427 



Cast-iron 8 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 





3^ 

 U 



3| 



4| 



5i 

 5| 



H 



Cf 



7J- 



7^ 



8i 

 8| 



10 



1^ Inch. 



If Inch. 



8.13 

 9.95 



11.94 

 14.10 

 16.42 



18.87 



21.46 

 24.17 

 26.98 

 29.89 



32.90 

 35.98 

 39.13 

 42.36 



45.64 

 48.97 

 52.35 

 55.77 



59.24 

 62.73 



66.26 

 69.82 



73.40 

 77.00 

 80.63 

 84.27 

 87.92 



10.15 



12.25 

 14.53 

 16.99 

 19.60 



22.37 

 25.28 

 28.31 

 31.45 



34.70 

 38.04 

 41.46 

 44.96 



48.53 

 52.16 



55.85 

 59.59 



63.37 

 67.19 

 71.05 



74.95 



78.87 

 82.81 

 86.78 

 90.77 

 94.78 



1 J Inch. 1 1 Inch 



12.46 

 14.84 

 17.43 

 20.19 



23.12 

 26.21 

 29.44 

 32.80 



36.28 

 39.86 

 43.55 

 47.32 



51.17 



55.09 

 59.07 

 63.11 



67.21 

 71.35 



75.54 

 79.76 



84.01 

 88.30 

 92.61 

 96.95 

 101.31 



1| Inch. 



15.08 

 17.76 

 20.65 



23.73 



26.98 

 30.40 

 33.96 



37.65 

 41.47 

 45.40 

 49.43 



53.54 

 57.75 

 62.02 

 66.36 



70.76 

 75.21 



79.72 

 84.27 



88.85 



93.47 



98.12 



102.81 



107.51 



15 Inch. 



18.01 

 21.00 



24.21 

 27.61 

 31.19 

 34.94 



38.84 

 42.87 

 47.03 

 51.30 



55.68 

 60.15 

 64.70 

 69.33 



74.03 



78.79 

 83.61 



88.47 



93.38 



98.33 



103.32 



108.34 



113.39 



2 Inch. 



21.26 



24.58 

 28.11 

 31.85 

 35.76 



39.85 

 44.08 

 48.46 

 52.97 



57.59 

 62.32 

 67.14 

 72.05 



77.04 

 82.09 

 87.21 

 92.39 



97.62 

 102.89 

 108.21 

 113.56 

 118.94 



24.86 

 28.50 

 32.37 

 36.44 



40.69 

 45.12 

 49.70 

 54.43 



59.28 

 64.26 

 69.34 

 74.52 



79.78 

 85.13 

 90.54 

 96.02 



101.56 

 107.16 

 112.79 

 118.47 

 124.19 



