466 SEVENTH REPORT—1837. 
2nd Aug., 1837. WAVE IV. Depth 4 inches. 
Created by Reservoir A. Volume of fluid added = 152°5 inches. 
Transits observed directly at Index y, without reflection. 
Statical level observed at x Lena 0-00 } Corrected statical depth = 3-95. 
D E|| A B Cc D E 
Jin.|y/in.|¥in,| in, || feet. | a sec. |Bsec. y in,|3 in.|97/ in, |4in.| in. 
0°62) 0-60\0-62| ... || 400. |120-0 | ... | 0-20.0-19) 0°15/0-19) 4-15 
0:58) 0:60/0-58) 4-56|| 440. |132:5 | ... |0°150-15) 0-10/0-15) 4-13 
0-49) 0:55/0-49| 4-53|| 480. |145-0| ... | 0°150-14) 0-10/0-14) 4-10 
0:41) 0-50/0-41) 4°46)! 520. }157-5 | ... | 0-15,.0-13) 0-10)0-13) 4-09 
0°37) 0-42/0°37| 4:39)| 560° |170-0| ... | 0-150-13) 0-10)0-13) 4-09 
0:30) 0:35/0-30) 4-33|| 800-|182-5 | ... | 0°15.0-13| 0-10)0-13) 4-09 
0-26} 0:35|0-26) 4-28)| 840.|195-0| ... | 0-12.0-11| 0-070-11] 4-08 
0-21) 0°32/0:21) 4:26), 880. |206-5| ... | 0°12.0-10) 0-07,0-10) 4-07 
0°20| 0-25/0-20) 4-21)|1020- |219:0) ... | 0-12.0-10) 0-07,0-10) 4-07 
0:20] 0-26|0-20) 4-18)/1060: |231-5 | ... | 0°10.0-10) 0-06,0-10) 4-06 
0°19} 0-20/0-19) 4-17/|1100- |244-0| ... 0-10/0-10 0:05/0-10 4-05 
3rd Aug., 1837. WAVE V. Depth 4 inches. 
Generated from Reservoir A. Volume of fluid added = 152-5 inches. 
Transits observed by the reflected image at the Central Station. 
Observers « Glover, ® Patrick, y Hamil, 3 Donaldson—Transit, Russell. 
a= —010 } Corrected statical depth — 3°922. 
Statical level observed at B= — 0-00 
A B Cc D Ej) A B Cc D E 
feet. | « sec.|@ sec.| y in.|3 in.|7/in.|d’in.| in. || feet. | @ sec.|6 sec. yin, in. 7 in.|d’in.| in. 
0-47|0:50) 0:57/0°50) ... || 160° | 47-5] ... | 0°22:0-24/0-32 |0-24) 4-23) . 
A 0°47|0-50) 0-57|0-50} 4-46|| 200- | 59-5] ... | 0:20,0-22/0-30 |0-22| 4-21 
OP iee Ora eet 0-42 0-48 0520-48] 4-43] 240° | 71-5] ... | 0°17.0-20/0-27 |0-20] 4-18 
40: | 115]... | 0-42'0-41) 0°52/0-41) 4-42) 280- | 83:5]... | 0°12'0-17)0-22 0-17 415 
80: | 23:5} ... | 0°35,0°30) 0-45)/0°30) 4-38] 320- | 95-0] ... | 0-10] ... |0-20)| ...] 4°12 
120: | 36:0] ... 027/027 0537 | 0-27 | 4°50 S609! | eee ees sae aoe cok etme eee 
3rd Aug., 1837. WAVE VI. Depth 4 inches, 
Generated from Reservoir A. Velume of fluid added = 228-7 ? inches. 
Transits observed by the reflected image at the Central Station. 
Observers « Glover, 6 Patrick, y Hamil, 3 Donaldson—Transit, Russell. 
pent: 0-09 ¢ Corrected statical depth = 4-013. 
oe) aye Cc D> | Bape B Cc D E 
feet. | a sec.|6 sec.|yin.|d in. |y’in./2’in.| jn. |} feet. asec.|B sec./yin.|3 in. |7in.|3’ in.| in. 
. |0°60/0-... | O-G1] +.» |... || 160° | 46-5 47-0/0°30/0-47? 0-31] 0°26) 4-29 
vee | eee | eee |0°57)0-... | 0°58) --» | 4:56, 200° | 58-0?) 58-0'0-25/0-382| 0:26] 0-21) 4-26 
0: | 0: | O+ |0:52)0-602| 0:53/¥°51) 4-52 | 240- | 70-0 | 70-0,0-25/0-352) 0-26] 0-14) 4-24 
40: | 11-0} 11-0/0-45)/0-502/ 0-46|0'41! 4-46)] 280° | 81-5 | 82-0/0-20/0-302) 0-21| 0-11) 4-21 
80: | 23:0} 238-0/0-37|0-472| 0:38]0°37| 4-37|/320- | ... | 95-0) ... |0°232]... re 
120: | 35-0] 35-0/0-32|0-38?) 0:33]0°29 432, SOOT Wt el a leer [nen | UROr mas 
Statical level observed at 
‘Those marked thus ? were noticed at the time of observation as imperfectly observed. 
