272 Proceedings of the Koyal Society of Edinburgh. [Sess. 
(91) 1910, May 20, 3.5 p.m. 
A shock (intensity 4), consisting of a single vibration, and preceded by 
a sound like that of an explosion, was felt at Airthrey and Menstrie. 
(92) 1910, May 20, 3.15 p.m. 
A bumping noise, heard at Menstrie. 
(93) 1910, May 27, 12.30 a.m. 
A shock (intensity 4), followed by a sound like the firing of heavy guns, 
was felt at Airthrey. 
(94) 1910, July 10, 3.7 p.m. 
A fairly sharp shock (intensity 4), preceded and followed by a sound 
like that of an explosion, was felt at Airthrey. The noise was also heard 
at Menstrie. 
(95) 1910, July 11, 12.1 a.m. 
A shock (intensity 4), accompanied by a sound like that of an explosion, 
was felt at Airthrey. 
(96) 1910, July 22, 11.59 p.m. 
A shock (intensity 4), accompanied by a sound like that of an explosion, 
was felt at Airthrey. 
(97) 1910, October 25, 8.55 p.m . 
A bumping noise, heard at Menstrie. 
(98) 1910, October 29, 7.41 p.m. 
A bumping noise, heard at Menstrie. 
(99) 1910, November 20, 1.57 p.m . 
A bumping noise, consisting of two loud reports, heard at Menstrie. 
(100) 1910, December 7, 5.54 p.m. 
A slight shock, with a bumping noise, was felt at Menstrie. 
(101) 1910, December 8, 3.45 p.m. 
A slight shock, with a bumping noise, was felt at Menstrie. 
(102) 1911, July 27, 8.10 a.m. 
A bumping noise, heard at Menstrie. 
