EFFECT OF TEMPERATURE ON COPPER. 293 
Table IV. 
No. = BM i = 4°99 
Dias oer HE “tc of Test. at piece = : 5700 00 iiooiet = a of a — 
= 68°F = 68°F 
home Scale Reading = e ees Scale mune 
Loads Left. Right. |Compress-|| Loads Left. Right. |Compress- 
2 em cm ion 1000 cm. = em cm ion z7o9¢™ 
500 00 0:00 ‘00 500 00 0-00 00 
6:07 0-03 “10 700 6:10 0°02 12 
700 611 0°07 18 900 6°18 0-11 
6°17 0°10 27 1100 6°27 019 46 
900 6°20 012 32 300 33 0°25 
6-24 0°17 41 1500 6-41 0°32 73 
1100 6°28 0-19 “47 
1200 6°32 0-21 53 1000 6°23 0-13 ‘36 
1300 6°36 0°23 “59 1100 29 0°17 “46 
1400 6-40 0:28 “68 1300 6°32 0°26 58 
1500 6-42 0°30 72 1500 0°33 ‘73 
6°47 0°35 “82 1 6°54 53 1:07 
1700 6°51 0°40 “91 2100 6°66 0°62 1°28 
1800 6°55 0°46 1-01 2 6°79 0°81 1-60 
6:58 0-50 1:08 3000 09 2°08 
6°61 0°55 116 
2100 6°63 0°67 1:30 2000 6°64 0°64 1-28 
2200 6°69 0-69 1°38 2500 6°80 0°88 1°68 
2300 6°72 0-72 1-44 98 1°09 2:07 
6°78 0-76 1°54 4000 745 1°64 3°09 
6-82 0-80 1°62 4200 57 1-78 3°35 
2600 6:86 0°84 1-70 4400 69 1:89 | 358 
2700 6 0-91 1°81 4600 7-81; 2°00 3°81 
6-9 0-98 1°94 5000 3-12 2°32 4°44 
2900 7-01 1:02 2°03 ae 
3000 7-07 1 217 
3100 7-12 1-13 2°25 || 
3200 7-20 119 2°39 
3300 7°26 1:27 2°53 
3400 7°32 1:30 2°62 
3500 7-44, 1:38 2°82 
3600 761 | 1:43 2°94 
3700 7-58 1°50 3-08 
3 7-68 1-58 3°26 
3900 7-78 1°65 3°43 
7°88 1°74 3°62 
4100 7:99 1:83 3°82 
200 8:10 1°94 4°04 
8°17 200 | 4:17 
4400 8:30 214 | 444 
4500 8°42 228 | 470 
8-52 240 492 
4700 : ad 251 | 619 | 
: 2°74 | B64 |i 
4900 901 2°87 5 
5000 918 02 6:20 
