158 
MINUTES OE PROCEEDINGS OE 
Table XXXV. 
GEOUND METAL THEOUGH GBOT7ND IEON. S ~ 32 Squai ’0 inches. 
Order of 
experiment. 
Total 
pressure. 
Value of B. 
Uoerucient or 
friction. 
Eate per 
minute. 
Remarks. 
Order of 
experiment. 
i Total 
j pressure. 
Value of B. 
uoemcient oi 
friction. 
Eate per 
minute. 
Remarks. 
1 
tons 
0’5 
lbs. 
319 
319 
329 
354 
379 
354 
394 
404 
444 
285 
285 
294 
316 
338 
316 
352 
360 
396 
in. 
0-25 
0-5 
1-25 
3-0 
8-0 
9-0 
L2-0 
20-0 
30’0 
Blow not used. 
II 
si 
II 
si 
n 
u 
u 
10 
tons 
0-5 
lbs. 
359 • 
369' 
389 • 
434 ■ 
434 ‘ 
424' 
481' 
444' 
514 
53V 
320 
■329 
■347 
■387 
■387 
■378 
■420 
•396 : 
•458 ! 
•476 ; 
in. 
0-125 
0*25 
0-375 
1-6 
2-0 
3-0 
9-0 
12-0 
20-0 
30-0 
Blow not used. 
/; 
n 
ii 
n 
it 
si 
si 
4 
1 
891 
840 
991 
1020 
956 
1118 
1095 
1222 
1251 
•398 
•375 
•442 
•455 
•425 
•499 
•489 
•545 
•558; 
0-125 
0-25 
3-75 
5-0 
8-0 
15-0 
20-0 
25-0 
30-0 
I) 
n 
n 
// 
n 
n 
ii 
7 
1 
899 
991 
1009 
1046 
1185 
1142 
1222 
1305 
401 
442 
450 
467 
529 
•509 
•545 ; 
■682 
0-125 
2- 5 
3- 5 
4- 5 
12-0 
15-0 
25-0 
30-0 
ti 
n 
n 
ii 
ii 
ii 
3 
1-5 
1230 
1081 
1161 
1449 
1648 
1419 
1697 
1810 
•366 
•325 
•345 
•431 
•490 
•422 
•505 
•536 
0-125 
0*25 
1-0 
4-0 
12-0 
15-0 
25-0 
30-0 
II 
It 
II 
n 
II 
II 
II 
8 
1-6 
1414 
1592 
1657 
1742 
1707 
1824 
1930 
1861 
2048 
.421 
•473 
•490 
•518 
•508 
•543 
•574 
•554 
•609 
0-125 
1-0 
3-0 
40 
5-0 
12-0 
20-0 
25-0 
30-0 
ii 
il 
II 
II 
II 
1530 
► -342 
0-125 
ll 
1513 
1-338 
0-25 
II 
1757 
•392 
0-5 
SI 
1582 
•353 
0-125 
si 
1881 
.•419 
1-6 
II 
1582 
•353 
0-25 
u 
1751 
•391 
4-0 
SI 
5 
2 
186C 
•415 
2-5 
n 
6 
2 
2159 
1-481 
8-0 
II 
189S 
•423 
4-0 
ii 
1791 
.•400 
9-0 
u 
2136 
•477 
12-0 
ii 
2062 
!-460 
15-0 
II 
2438 
•544 
30-0 
SI 
2068-461 
20-0 
IS 
2068-461 
25-0 
II 
233l|-520130-0 
II 
1846 -329 
0*125 
i . SI 
1975 -352 
0-062 
II 
1888 -337 
0*25 
ii 
1999-357 
0-125 
IS 
1792 -320 
0-375 
f // 
24511‘437 
1-5 
II 
2059-367 
’ 1-25 
SI 
2142 
l *382 
2-0 
SI 
2141-382 
! 2-0 
II 
2437 
r-436 
2*5 
SI 
2402 i-429 
i 3-0 
SI 
210^ 
7 *379 
40 
II 
2 
2-5 
i 2291 
3-41C 
i 4-0 
IS 
9 
2-5 
2711 
3-485 
6-0 
II 
227' 
7-406 
i 10-0 
II 
2385 
5 -426 
10-0 
SI 
258! 
1-457 
r 12-0 
n 
242( 
D-432 
12-0 
II 
234i 
6-418 
» 20*0 
II 
300* 
7- 537 
20-0 
SI 
257' 
1-456 
5 25-0 
SI 
2765 
3 -493 
i 25-0 
II 
278: 
1-496 
5 30*0 
II 
SOO-i 
1-536 
i 30-0 
" 
