British Industrial Narrow gauge. 
Bagnalls, Sir Tom and Woto used on the Callender's Cable Works, industrial line at Belvedere, Kent. Photo (circa) 1962.

Photographer George Button – deceased 1975.

Scanned by:
Colin Ming
Vancouver BC 
colin_m@georgetown-online.org

To Railfaneurope.net
George Button was my uncle and although I cannot easily verify this to you, I can be authenticated by my website Georgetown Online where you will see my email address as provided and my name on the Home page (left side).
http://www.georgetown-online.org/