Thomas Summerson & Sons & Albert Hill Foundry, Darlington. (1895). Tables and diagrams of switches & crossings a handy platelayer's guide / by Thomas Summerson & Sons, Albert Hill Foundry, Darlington: A handy platelayer's guide (3rd ed.). s.n.].
Chicago Style (17th ed.) CitationThomas Summerson & Sons and Darlington Albert Hill Foundry. Tables and Diagrams of Switches & Crossings a Handy Platelayer's Guide / by Thomas Summerson & Sons, Albert Hill Foundry, Darlington: A Handy Platelayer's Guide. 3rd ed. [S.l.: s.n.], 1895.
MLA (9th ed.) CitationThomas Summerson & Sons and Darlington Albert Hill Foundry. Tables and Diagrams of Switches & Crossings a Handy Platelayer's Guide / by Thomas Summerson & Sons, Albert Hill Foundry, Darlington: A Handy Platelayer's Guide. 3rd ed. s.n.], 1895.