Mersey Class All Weather Lifeboat No. 12-003
Doris M Mann of Ampthill

Length	11.77m (38'7")
Beam	4m (13')
Range	140 nautical miles
Speed	16 knots
Displacement	14 tonnes
Construction	Aluminium
Crew	6

IB1 D-Class Inshore Lifeboat No. D-661
Jane Ann III

Length	4.95m (16'3")
Beam	2m (6'7")
Endurance	3 hours at top speed
Speed	25 knots
Displacement	338Kg
Engine	Mariner 50hp 2-stroke outboard
Construction	Hypalon coated polyester / FRC
Crew	3 or 4