GER Class S69
 Great Eastern Railway (GER) Class S69 also known as 1500 Class and later classified B12 by the LNER is a class of 4-6-0 steam locomotive designed to haul express passenger trains from London Liverpool Street station along the Great Eastern Main Line. Originally they were designed by S. D. Holden but were much rebuilt resulting in several subclasses.Seventy-one S69 locomotives were built by the GER between 1911 and 1921 and numbered 1500–1570.