Ephemera › HS 4399 - Invoice from M. & A. Clark, Biscuit Factory and Flour Mills, 96-104 Elliot Street, Glasgow 1873 Image 1 of 1 HS 4399 - Invoice from M. & A. Clark, Biscuit Factory and Flour Mills, 96-104 Elliot Street, Glasgow 1873 £28.00 Slight ageing. Add To Cart Added! Slight ageing.