Flush Bracket 967: Cassio Bridge ?   

On approach of brick bridge over Grand Junction Canal, W side of canal - tentative identification of location; FB reported removed and returned to OS 19/02/1921; FB re-used in Winchester.

Location
Grid reference: TQ 0889 9597.
Landranger 166: Luton & Hertford, Hitchin & St Albans.
Landranger 176: West London, Rickmansworth & Staines.
Structure: Bridge.
Waypoint: XB967.

Neighbouring Flush Brackets

966	Watford, Cooper Laboratory 412.31m to the east.
965	Watford 1.02km to the east.
968	Croxley Cottages 1.15km to the southwest.
964	Cassiobury Park Lodge 1.53km to the northeast.
963	Little Cassiobury House 1.75km to the northeast.

The nearest fundamental bench mark is Hemel Hempstead, 13.67km to the north.