About phonautograph recording results of 3,269
26:35
23:38
30:21
31:17
65:19
29:47
31:12
30:26
30:38
20:37
28:16
44:21
29:07
69:33
60:38
58:38
72:44
67:01
75:59
55:52
74:58
60:57
27:16
44:13
46:51
52:26
34:24
39:36
28:28
56:23
37:56
37:25
30:54
28:17
67:00
34:09
63:45
27:20
29:57
36:33
37:32
31:57
32:20
31:27
31:41
59:19