Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 140,318 pages of information and 227,382 images on early companies, their products and the people who designed and built them.
of 19 James Street, Liverpool
1844 Company established.
1912 A new company, George Warren and Co. (Liverpool) Ltd was formed.
1912 Incorporated as a limited company.
1914 Steamship owners and cargo and passenger carriers. 
1922 Name changed to Warren Line (Liverpool) Limited
1934 they took over the Johnston Line and Neptune Steam Navigation Co to form the Johnston-Warren Line.
1947 Known as the Furness-Warren Line.