Having ascertained the variety of the Cask, and its interior dimensions, the following Table will facilitate the calculation of its capacity.

Table of the Capacities of Casks, whose Bung Diameters and Lengths are 1 or Unity.

 II 1st Var. 2d Var. 3d Var. 4th Var. .50 .0021244 .0020300 .0017704 .0016523 .51 .0021340 .0020433 .0047847 .0016713 .52 .0021437 .0020567 .0017993 .0016905 .53 .0021536 .0020702 .0018141 .0017098 .54 .0021637 .0020838 .001-203 .0017294 .5.5 .0021710 .0020975 .0018447 .0017491 .56 0021,-15 .0021111 .001-001 .0017690 .57 .0021951 .0021253 .0018764 .0017891 .58 .0022060 .0021301 .0018927 .001-091 .59 .0022170 .0021530 .0019093 .001-200 .60 00222-3 .0021679 .0019261 .0018506 .61 0022397 0021-23 0010133 .0018715 .62 0022513 .0021968 0019007 .0018925 .63 0022631 0022114 0019784 .0019138 .01 0022751 0022262 0019964 .0019352 .65 0022873 0022410 0020147 .0019568 .66 0022007 0022500 0020332 .00107-0 .67 0023122 0022711 0020521 .0020006 .68 0023250 0022S63 0020712 .0020228 .69 0023379 0023016 0020906 .0020452 .70 0023510 0023170 0021103 0020678 .71 002364 0023326 0021302 .0020905 .72 0023778 0023482 0021505 .0021135 .7:) 0023915 0023640 0021710 .0021366 .71 0021054 0023799 0021918 .0024599 .75 0024195 0023959 0022129 .0021834
 II. 1st Var. 2d Var. 3d Var. 4th Var. .76 .0024337 .0024120 .0022343 .0022071 .77 .0024482 0024282 .0022500 .0002310 .78 .0024628 .0024445 .00227-0 .0022551 .79 0024777 .0024610 .0023002 .0022794 .80 .0021027 .0024776 .0023227 .0023038 .81 0025070 .0024942 0023455 .82 .0025233 .0025110 .0023686 .0023533 .83 .0025388 .0025270 .0023020 .0023783 .84 00255 10 .0025449 .0024156 .0024035 .S3 0025700 .0025021 .0024396 .0024289 .86 0025-07 .0025703 .0024638 .0021515 .87 0026030 .0025007 .0024683 .88 0026196 .0020141 .0025131 .0025063 .89 0026363 .0026317 .0025381 .0025324 .90 0026532 .0026494 .0025635 .0025588 .91 0020703 .0026672 0025891 .0025-33 .92 0026875 .0026851 0026150 .0025120 .93 .0027050 .0027032 0026412 0026389 .94 0027227 .0027213 0020077 0026660 .95 0027405 .0027300 0026945 0020033 .96 00275-5 .0027570 0027215 0027208 .07 . 0027768 .0027761 0027 1-0 0027484 .98. 0027032 .0027050 0027705 0027703 .99 . 0028138 .0028137 0028044 0028043 1.00. 0028326 0028326 0028326 0028326

Divide the head by the hung diameter, and opposite te quotient in the column II, and under its proper variety, is the tabular number for unity. Multiply the tabular number by the square of the bung diameter of the given cask, and by its length, the product equals its capacity in Imperial gallons.

Required the number of Gallons in a Cask, (1st variety,) 21 inches head diameter, 32 bung diameter, and -10 inches in length?

. 32) 24.0 (.75 see Table for tabular No.

.0024195 tabular No. for unity. 32X32 is 1024 square of bung diam.

96780 48390 24195

2.4775680

40 Inches long. 99.1027200 Imperial Gallons.

1.2 1982054400 991027200

----------118.92826400 United States Gallons

Note. - Multiplying Imperial gallons by one &. two-tenths (1.2) will convert them into U.S. gallons; and U. 8. gallons multiplied by .833 equal Imperial gallons.