1915-16.] The Ochil Earthquakes of the Years 1900-1914. 273 
(103) 1911, July 27, 5.15 p.m. 
A bumping noise, heard at Menstrie. 
(104) 1911, July 28, 7.46 p.m. 
A bumping noise, heard at Menstrie. 
(105) 1911, October 12, 1.50 a.m. 
A shock (intensity 4), accompanied by a loud sound, was felt at Alva 
and Menstrie. 
(106) 1911, October 12, about 2.20 a.m. 
A shock, slighter than the preceding, and accompanied by a loud sound, 
was felt about half an hour later at Alva. 
(107) 1911, October 12, 3.45 a.m. 
A shock, accompanied by a bumping noise, was felt generally in 
Menstrie. 
(108) 1911, October 17, 6.35 a.m. 
A slight shock, accompanied by a bumping noise, was felt generally in 
Menstrie. 
(109) 1911, October 21, 1.25 p.m. 
A shock (intensity 5), accompanied by a loud sound, was felt at Alva. 
The sound, consisting of three thuds, was heard at Menstrie. 
(110) 1912, January 20, about 4 a.m. 
A single slight vibration, lasting about two seconds, was felt at Bridge 
of Allan. 
(Ill) 1912, January 26, 3.59 a.m. 
A shock (intensity 5), consisting of a single series of vibrations, was 
felt at Alva, Dunblane, and Menstrie. The sound was compared to dull 
thunder, the fall of a heavy body, and an approaching train in a tunnel 
ending with a detonation as of a deep explosion. 
(112) 1912, January 28, 4 a.m. 
A shock (intensity 4) was felt at Airthrey, Coalsnaughton, Dunblane, 
Kinbuck, and Tillicoultry ; but not at Alloa, Cambus, Greenloaning, and 
Tullibody. The disturbed area contained about 80 square miles. The 
shock consisted of a single series of vibrations lasting two seconds. The 
sound resembled that of a load of coals falling. 
VOL. XXXVI. 
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