270 DR. LOUIS VESSOT KING ON THE PROPAGATION OF SOUND IN THE FREE 
1-2. Readings off scale. 24. Most distant station on Line II., 1200 feet; echo audible for 45 seconds. 39. Resonator at 
positions 6 and 8; readings, 4 '2 ■ and 11 0 2 . 40. Resonator at positions 6 and 8 ; readings, 3 1 8 and 9 '2 6 . 47. Resonator at 
positions 0, 2, 4, 6, and 8; readings, 8 '4, 8 '2, 8 ’4, 12 '5, and 13 '8. 48. Resonator at position 0, reading > 28; entry 
calculated for position 8 from observation 47 above. 
Line I. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
1 
4 
15 0 3 
7 
6 7 
9 
13 2 
11 
17 -0 
2 
— 
o 
9 9 
8 
10 6 
10 
15 0 
12 
(33 0) 
3 
6 
6 -7 
Remarks. 
Readings plotted on Chart 1. Wind, 2 milesper hour from W. 
1-3. Resonator at position 0 ; readings off the scale. 4. Resonator at positions 0, 6, and 8 ; readings, 5 '0, 9 1, and 15 ’0. 
6. Most distant station of Line I., 300 feet. 11. Resonator at positions 4 and 8 ; readings 10 '0 and 17 0. 12. Resonator at 
position 4 ; reading, 19 ’5 ; entry for position 8 calculated from observation 11 above. 
Line Till. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
1 
(36) 
4 
7 -0 
7 
6 '4 
10 
6-2 
13 
4 3 
2 
(18 0) 
5 
4 6 
8 
2 -2 
11 
7 6 
14 
7 '9 
o 
u 
9 '3 4 
6 
7 5 
9 
2 -7 
12 
6 8 
15 
12 4 
16 
(45) 
Remarks. 
Readings plotted on Chart 1. Wind, 2 miles per hour from E. 
1. Resonator at position 4; reading, 21 ; entry calculated for position 8 from observation 11 of Line I. 2. Resonator at 
position 4 ; reading, 9 ’4 ; entry calculated for position 8 from observation 11 of Line I. 8. Most distant station, 400 feet. 
16. Resonator at position 0 ; reading, 15; entry calculated for position 8 from observation 4 of Line I. Reading at end of 
Father Point wharf, distant 1150 feet, 2 6 7 . 
Line YLI. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
Position 
No. 
Phono¬ 
meter. 
1 
(36) 
6 
2 *5 
n 
2 -0 
16 
1 75 
21 
3 4 
2 
5 '4 
7 
3 -0 
12 
1 6 
17 
2 -2 
22 
3 9 
3 
6 8 
8 
2 4 
13 
1 1 
18 
3 2 
23 
2 2 
4 
3 8 
9 
2 5 
14 
1 0 
19 
2 -0 
24 
3 0 
5 
2 6 
10 
2 -8 
15 
1 05 
20 
1 9 
25 
10 5 
I 
26 
(37) 
Remarks. 
Readings plotted on Chaits 1 and 2. Wind, 2 miles per hour from E. Sky becomes lightly clouded over. 
1. Resonator at position 0; reading, 12 0; entry calculated for position 8 from observation 4 of Line I. 13. Most 
distant station, 650 feet. 26. Resonator at position 0; reading, 12 7; entry calculated for position 8 from observation 4 of 
Line 1. 
