189 
MECHANICAL ACTION OF HEAT. 
TABLE I.—Pressure and Volume of Steam, and its Action at Full Pressure. 













; rh (8.) (9) 
1 (2.) (3.) (4) Xe) ey we Action of a given 
Q) Logarithm Volume of weight of Steam in 
Logarithm Pressure’ in | of yolume of , one lb. of Talsing an equal 
‘ is F ‘i Tb. of Differences. St weight in feet, at 
peeeet "tas Con faite per | Differences See aaa eubie feet. full pressure 
renheit. | tigrade. | quare foot. cubic feet. Sena 
- = 7 37541 
se | ; 4-58173 38171 
—22° | —30° | 1-99278 0-20563 oan Y 0-19684 | 54960 38309 
13 25 | 0-19841 | 9 1995 athe gpaee 0-18741 | e727 39076 
z = 2-4 : 0-17865 39843 
nec ice sees ¢| 018710 3-8153| 4.01883 | 077°? |10443 
58153 ; 0-17036 | yo54.6 40611 
+5 -15 0-5 0-17864 5-7567| 3-84847 0-16272 
; S 1378 
14 —10 | 076017 | 9 17985 8:5314| 3-68575 4850-1 4 
‘ : 0-15550 42146 
pomein  ABO ee lomesas: | thane 3-53025 a ee 
: = 2 0-14877 42913 
32 0 1-09450 0-15661 17-828 | 3-38148 2407-0 
: 0:14242 43680 
Eee ace irvaraen Womans. | unr 828 3-23906 1734-0 
: . 0-13648 44448 
50 10 | 1-40123 | 9 4404 35-097 | 3-10258 1266.4 
0-13093 45215 
59 I Alvear, WON8836 Veen 2.97165 23 | 936-81 
p O25oael) oa 45983 
68 20 | 1-68363 | 9 13084 65-535 | 2.84612 701-65 
oe gs : 0-12061 51 46750 
77 25 | 181647 | 9 15780 87-957 | 2-7255] 3 931-5 e 
; ° 0-11590 47517 
86 30 1-94427 0-12297 116-75 2.60961 407-01 
; 0-11146 48285 
95 35 | 2:06724 | 9 1ie40 153-34 | 2.49815 7 314-88 
i 0-10725 8 49052 
104 40 2-18566 0-11410 199.42 2-39090 245.9 
: . 0.10328 2 49820 
113 45 | 229976 | 9 11002 256-91 | 2.98762 193.9 : 
i ‘ 0-09950 1 50587 
129 50 2-40978 0-10614 398.04 2-18819 154-2 
i 0.09593 51354 
131 55 | 251592 | 0 i o947 415-33 | 2.09219 goed 
; : 0-09253 22 52122 
140 Po eite epee powssay | Giese 1.99966 me 
Se aainae 0-08931 52889 
149 5 ALES | eaasee | 52h 16 | 1-91035 i sl ace 
: 008625 é; 53657 
Jue BON gsso. | 0:09250 804-49 | 1-82410 66-696 
i 5 . 0-08336 54424 
167 TM ietgeperasess:)| Glee nara : 55-048 
99505 88-6 0.08050 5-734 55191 
176 80 | 2:99505 | 9 pgess 1-66024 seul : 
f 2 1206-8 0.07788 296 55959 
185 Be ecci. Fleets | aes | cetecs eee 
; -f 0-07538 56726 
194 90 | 316551 | 9 os199 1765-2 1-50698 Baal 
: 0.07295 6 57494 
203 95 | 3-24680 | 9 yong 2116-4 1-43403 27-16 
: . 0.07064 58261 
Bey Ou whee) gipreso | 2 1.36339 23.088 
t 9 2523-4 0.06847 9.721 59028 
221 105 | 340199 | 9 goai5 2993.2 | 1.29499 seg 
. 0.06635 59796 
230 | 110 | 3-47614 | 9 97196 35326 | 1-22857 16-927 
; 0.06434 60563 
239 115 3-54810 0-06988 1-16423 14-596 
as 4149.3 0.06241 2.642 61331 
248 120 | 3-61798 | 6 6788 4851-3 | 1-10182 - 
i 6 a 0-06057 0.996 62098 
Beeman 122 th tieas a, oyie5o7 | Sosy 1.04125 40, 
: 0.05881 62865 
ors | 135 | 381597 o.o6ase | 9545-9 0.99533 | 008711 4204 | 63633 
: 7557-0 0-925 0.05548 400 
zg | as. | Sato | Goss | Sot | Oars |Qtzsag | Zatas | sti 
: 9956-6 | 0-81 0.05242 , 935 
Bere glace rem COSTS laces 0-76350 | 5 os099 ae ane 
pt tee raadaer | ODZO0L toon, 071251 | 9.94959 4.6017 67470 
dap | iss | tuoi | fost jasee | Slee |Goltag | ar Gr 
.21938 | 909319 | 16579 0-614 0.04698 3.6954 | 69005 
338 170 | 421938 | 9 o5184 3 0-56766 
: 2 1867: 0-04576 3.3258 69772 
347 7B. ae e! vac hLDI05056 20979 0-52190 
0.04457 14 70539 
Beene Teo. Niger sag, \NO-04982.|cac an 0-47733 Ba 
: 0.04342 307 
ar | im |aauoe |b: acess ini |S | SME | ar 
374 ; 0-04696 | o9954 0-39160 | 9.94196 : 72842 
383 195 | 4.46618 | 9 hasgg 32512 0-35034 2.2405 : 
004023 0428 3609 
Sen bleercea |. ootare (Sous) baress naaaas sre Saeed 
wo | ap | tamor | itr fees Oars; ten | tim | Ti 
4 i * 43986 0-2 0-03734 ; 5911 
Peete Bier aeaen 004176 |azcse 0-19524 |S ose40 ESN Beatles 
428 cae 0-04085 | 351 0-15875 | 9.93561 ; Hans 
437 Bea eee 0:03994 | so 396 0-12314 | 9.3478 mone a 3 
446 0-03906 63815 0-08836 0-03395 | 8981 
eee i miodssty tone 0:05441 | 93399 ea ees 
is 243 458051 03720" | 75947 0-02121 | 9 93944 are 80516 
473 , 0-03660 82625 1:98877 ‘3 
; 1 0:03170 : 81283 
tons Pe [Eee conn | Seal aie 
4 0- 1-9 5 
500 260 | 4-98800 97275 I 


