Fraser Bond are the leading lettings and property management agents for 20 Cockspur Street - London SW1Y. 20 Cockspur Street is a Grade II listed building in London SW1. Originally built in 1901 by William Woodward as Headquarters offices for the International Sleeping Car and European Express Co. (Wagons Lit). References 1. Historic England List Entry Number:1066973 Date first listed: June 1973.