The High Wycombe By-Pass special roads (improvements) order 1963. Front page Legend noted.

Site plans showing the lines of the improvements but not the widths or constructional details. Includes 16 clearly numbered maps- Mill Road, Dirty Lane. Stokenchurch – Marlow Road, Bigmore Lane, Pound Wood, Cadmore End Common, Bolter End, Wheeler End, Bullocks Farm Lane, Pyatts Farm Lane, Grove Farm Access, Cressex Lane, Footpath, Marlow Road, Daws Hill Lane, Abbeybarn Lane, Treadaway Hill, Loudwater – Maidenhead Road, Wooburn Green Lane and Broad Lane.