Catalogues from Shank's competitors which were kept with their own catalogues: Lowin (?): Appareils Sanitaires, 1908; J & M Craig: Sanitary earthen ware, 1909; Catalogue of modern sanitary ware manufactured by J & M Craig, 1914; Sanitary appliances : Doulton Paisley, 1917; Associate Clay Industries Ltd.: Index, 1957; Glazed fireclay sanitary ware (J & R Howie Ltd.), 1960; Howsons bathroom catalogue, c.1965; J & M Craig Fireclay Works, n/d Howie vitrious enamelled fireclay sanitary ware, n/d; J & R Howie: Catalogue of sanitary earthen ware and vitreous china, n/d; Southook fireclay sanitary ware, n/d
