Hull plans were a modified Lightning design.
Thanks to former LOA 17 owner Randolph Van Esselstyn for the photo and brochure.

Specs above are for the centerboard version.
Keel centerboard version: draft – 0.45m – 1.2m; displacement – 600kg; ballast – 200kg
Fixed keel version: draft – 0.75m; displacement – 600kg; ballast – 200kg

Plan can be purchased through B&B Yacht Designs at the URL above.
17.5 lbs of lead on tip of wood (covered in glass cloth and epoxy) centerboard.
Water ballast: 190 liters = 190 kg / 420 lbs.
Ballast listed above is lead + full water tank.
Beginning with kit (hull) #20, the draft with board down is 3.93 feet or 1.20 meters.
Thanks to owner/builder David Wilkins for supplying information on this boat.
Photo courtesy Adam Hunt.

Designed by Fishing Bay YC (VA. USA) member Bill Spencer.
Specs are from an original builder’s brochure.
Carbon fiber swing-up centerboard.
Current class rules (from the Fishing Bay YC website) state:
Displacement: 750lbs.
Beam: 7ft

May have purchased molds from Kerrigan, located in PA, in 1977 (not confirmed).

Available as kits. Sloop or Ketch.
Ketch SA = 323 sqft

This is the 800 Cutter with a self steering system utilizing four centerboards plus an additional 50 kg / 110 lbs displacement.

Also available with cutter rig:
LOA with bowsprit – 9.50m / 31.17 ft
SA with main and small jib – 32.8 sqm / 353 sqft
Genoa – 22 sqm / 236.8 sqft

Above displacement and ballast are for boats built to Cat C specs. Boats built to Cat B have:
Displacement: 2600 kg / 5732 lbs
Ballast: 800 kg / 1764 lbs

Cutter rig is only built to Cat B
Disp: 2650 kg / 5842 lbs
Ballast: 800 kg / 1764 lbs

See also the Haber 800 C4 which is the 800 Cutter with a self steering system.

Hull length: 6.6m / 21.65 ft.

Also available with cutter rig:
LOA with bowsprit – 7.70m / 25.25 ft
SA with small jib – 18.4 sqm / 198 sqft
Genoa – 12 sqm / 129.17 sqft

Above displacement and ballast are for boats built to Cat C specs. Boats built to Cat B have:
Displacement: 1700 kg / 3748 lbs
Ballast: 700 kg / 1543 lbs

Outboard option available.