Collection of plans for a Vertical Take Off and Landing aircraft designed by Major Alexander Sanderson and submitted to the government during WWII, with a copy of an accompanying letter and explanation of the designs. 1942. Collection of plans for a Vertical Take Off and Landing aircraft
Coloured copy of a general plan and sections of the Mersey tunnel General plan and sections of Mersey Tunnel
"General plan of public sewers within the City of London and the liberties thereof" by Richard Kelsey, surveyor, 1841, on cartridge paper (torn) Plan of public sewers within the City of London 1841
Plan of farm drainage system in 1906, from Sterners Park, Nutfield, Surrey Plan of farm drainage system, Sterners Parkm Surrey 1906
