1897] BRIEFER ARTICLES 113 
This shoot was taken from the apparatus and placed in water. The 
following morning a small portion was cut from the excised end, and 
it was refitted to the apparatus with the following results, which show 
that the negative pressure had been equalized during the first day: 
8:09 A.M. Indicator bubble at o™®. Temp. 18.0°C. 
8:26 ™ “ Too - 980 
8: 43 ey ss ‘j © 260 ao aes 
8:45:5 * . ie gm 78.5 
oa Los a 7 i “400 “19.0 
GO231 i i " ** 500 + 19.0 
9:45 i 2 600 aie Ue 
Readjusted. 
9:48 ‘ ci & vy Ue 
10:02 . i F606 «hw 
10:17 we ; * 200 “19.0 
10:32 ‘f i E00 ro Or Lek 
10:44 ny ? . ‘* 400 a 19.5 
Loe Sy ae. : : ‘ 500 20.0 
12 ae : é i * 600 20.0 
Readjusted. 
Be Bye oy “ + 2 fe) i - B60 
11:26 : e a * 30.0 
11:39 ; ‘#200 20,4 
11:53 ; : # 200 t 20:4 
T2:05:5 “ , 400 et eee 
12:20 ; : ~ 500 ‘ Ma 
12°33 oi " «¢ 600 ne i 
Readjusted. 
12235 P.M. ‘3 : a Oo Re 
1:40 is “ ti ‘* 500 > 220 
rege 5 -* — . “ 600 a - gee 
Readjusted. 
1:54 - ‘ * Oo Lae ye, 
07 : : * 100 t~ | 226 
2:20 ; ti “< 300 22.0 
2:33 ; 7 : £300 s 22.0 
2:46 ‘ “400 22.0 
2:58:5 “ a be “« 500 +) 226 
S234) 3 ; ‘ 600 “21.6 
Readjusted. 
3:13 es = “ _ fe) ee 
