Elevations of New Toilet Block and Bridge at Bow Creek Mill, 30, Orchard Place, Blackwall Elevations of new toilet block and bridge at Bow Creek Mill, 30, Orchard Place, Blackwall; Jan 1966; quarter of an inch to 1 foot; V.F. Johnson, Chief Building Surveyor, Hillier Parker May & Rowden, Surveyors, 77 Grosvenor Street, London W1 1966