The former G&SWR powerhouse at Troon Harbour in September 2013 [see image 43778].
Colin Miller [05/09/2013]

Bing-bong... the train now standing at platform.... Before the advent of electronic station announcement systems a less hi-tech method was employed. Here is one of the original Bing-bong devices - an impressive looking G&SWR announcer^s bell. Date and origins unknown.

Bruce McCartney Collection [//]

Door of an electrical cabinet of the G&SWR which was sometime situated at the powerhouse at Troon Harbour [see image 43778]. The item is currently in the care of the ARPG at Dunaskin awaiting refurbishnent. Plates, Signs and notices.
Colin Miller [21/07/2013]
All photographs of Glasgow and south Western Railway