Etched brass kit. LBSCR Diagram181 SR Diagram192 Built in 1907 for push-pull branch workings such as Kemp Town and the Dyke. Propelled by 'Terriers' or D1 tanks. From 1921 S.R. paired them with arc roof compos. From 1932 paired with Balloon compos to form Set Nos 742-750. Withdrawn early 1940's.