412 Chittenden and Cummins—Influence of some Organic 
First SERIES OF EXPERIMENTS WITH URANIUM. 
Normal period, without uranium nitrate. 
Oxalie acid to Male ids ; Ae ae 
neutralize ba-| = ei baile Ps & ob = 
si 4 (5) a (2) . 7 
Date. ryta solution. Se el S 5 = 3 
a5 IBN 8) gd = i ee ARE 
April 19. . [eet kK le2n| ge Ee 33 = 
3 — ike: S22 ® rah q 1S fo 
od |S0d|/ ea |jSaa| 5:2 "= bp area be 
23 (496|8 7.4 "| £2 | 68 | seen 
8° |s Eve IS A S) 5 = 
A. M. 
9:47 to 10:17 6:5 | 24:8 | 31:3 | 463 | 15-0 278°9 697°3 | 38:7 
10:45 to 11:15 7-8 | 25°38 | 33°6 | 46:3 | 12-7 285°3 588°3 | 38°7 
11:46 to 12:16 | 7-9 | 25°8| 33-7 | 46:3] 19:6 | 288-4 | 5836 | 386 
Ms 
2:04 to 2:34 | 8:4 | 26-3 | 34:7 | 46-3] 11°6 | 214°9 | 537°3 | 384 
2:57 to 3:27 | 8-4 | 26-1 | 34:5 | 46-3| 11°8 | 218-6 | 5466 | 38-7 
3:58 to 4:28 | 8-2 | 26-1 | 84:3] 46:3) 12°0 | 221-4 | 553°5 | 38°6 
4:52 to 5:22 | 8-5 | 26-2] 34-7 | 463] 11°6 | 2149 | 537°3 | 38-7 
Average, 79 | 25:9 | 38°8 | 46-3 | 12°5 | 281:0° | 577-7 | 38-9 
April 20. With uranium nitrate. 
A. M. 
9:04 to 9:34 | 7-8 | 25°9 | 83:2 | 46:3] 181 | 242-7 | 606°8 | 38-4 
9:57 to 10:27 | 8-3 | 268 | 35:1 | 46:3 | 11:2 | 207-5 | 5x8°8 | 384 
10:59 to 11:29 | 9-8 | 266 | 36:4 | 46:3 99 | 188-4 | 458°6 | 38:2 
11:53 to 12:23 | 8-7 | 263 | 35°0 | 46:3 | 11°3 | 2093 | 523-5 | 381 
159 t0.229 | 88 | 263) s51/ 463) 11-2 | 2075 | 5188 | 88-4 
2:51 to 3:21 | 88 | 265) 353 463 | 11:0 | 2048 | srz-0 | 388 
3:46 to 4:16 | 8-4 | 26-1 | 845 | 46-3, 11:8 | 2186 | 446°6 | 39-1 
4:41 to 5:11 | 6-8 | 25:2 | 32:0 46:3 14:3 | 264-9 | 662-4 | 38-9 
Average, 8-4 | 262 346 | 463] 11-7 | 217-3 | 535°9 | 38-5 
