|/11/1887||John G Stein|
Starts a mine for fireclay at Milnquarter Mine.
|/ /1888||John G Stein|
Milnquarter Mine and brickworks opened near Bonnybridge by John G Stein in competition with Glenboig Brick Works from which he had been sacked after asking for a wage rise.
|/ /1890||John G Stein|
Introduces machine for making bricks
|/ /1896||John G Stein|
Opens new brickworks in Denny using William Baird and Companys Anchor ironstone pits Bing
|/ /1904||John G Stein|
Opens new brickworks at Castlecary to use higher alumina content, than Bonnybridge, found there. Built by the Caledonian Railway and the Edinburgh and Glasgow Railway.
|/ /1927||John G Stein|
Dies after an injury after tripping over a brick while inspecting Castlecary works.
|/ /1928||John G Stein|
New Manuel brickworks opened.
|/ /1930||John G Stein|
Opens new brickworks at Manuel to use higher alumina content than Castlecary found there.