Wiggins Teape and Alexander Pirie
of 10 Aldgate, London, E1. Mills at Wooburn Green and Bucksburn
1922 Merger of Wiggins, Teape and Co and Alexander Pirie and Sons
1949 Wiggins Teape and Alex Pirie (Sales) Ltd. of Aldgate House, Mansell Street, London, E.I. - perhaps a subsidiary?
At some later stage the name reverted to Wiggins, Teape and Co