following specifications were for ten Sea Witches to be built in Hong
Kong in 1960. They were sent to me in 1961 by co-designer Charles E.
Davies, and a better copy has recently been supplied by Stephen
Carlson, of the Sea Quest.
Seawitch Auxiliary Ketch
January 15, 1960
wood used in hull construction will either be the type of material
covered in these specifications or will be as nearly as possible
equivalent to it in physicial properties.
frames, 2 flitches of 1-3/4" Ipol, tapered from 3-1/2" at
heel to 2-1/4" at head.
KEEL, STERNPOST, HORN TIMBER & DEADWOOD—Ipol.
HOLES—to be throughout.
& SHELF—Clamp 1-3/8" x 5-1/2", Shelf 1-3/4" x
5-1/5". All members to be tapered in ends to 60% of the area
STRINGERS—Three strakes each 1-3/8" x 4-1/2" to be tapered
in the area of the ends.
BEAMS—3-1/2" x 2-1/4". All deck beams to be dovetailed
into headers and headers to be dovetailed into hatch beams.
x 1-3/4" vertical grain Teak. To be swept with the sheer.
5,500 lbs. lead outside. Approximately 1,500 lbs lead for trimming
planked, Teak over Mahogany plywood.
silicon bronze, wood screws and bolts
to be counter-based and plugged.
as per plan.
GEAR—Worm gear Wilbo type steerer or equal.
SCUPPERS—Four 1-1/2"—discharging at the boot top.
polished bronze bow chocks installed forward. Two bronze chocks on
trails aft, one in centerline of aft rail.
RAIL—Teak, located on main and mizzen shrouds
RAILS—Teak, located on deck house as per plan.
and ends of Teak fitted with 6" Bronze port lights.
Cockpit deck to be planked with 1-3/8" x 1-3/4" Teak.
approved manual type with two Gypsy heads.
25 lb. Danforth, One 65 lb. Yachtsman Type.
fathoms 3/8" B33 galvanized Chain. 30 fathoms 7/8" Manila
lines, and 5 fathoms 3/8" B33 Chain.
BINNACLE—W.Q. White 5" compass, Combination medal, Binnacle to
be fitted with spare electric light.
EXTINGUISHERS—Two 1 quart dry chemical. One, 5 lb. CO2 cylinder.
PRESERVERS—Six, approved type.
lights as required by law.
HORN—One, mouth type.
& LOCKERS—To be arranged throughout quarters as shown on
DOORS—To be fitted with ventilating louvers.
hand rubbed finish.
BOARDS—Lift out bunk boards with heavy bronze locking bolts to be
fitted to built-in berths in main cabin.
basin in Toilet Room, over bureau in main cabin, over bureau in
stateroom and on aft end of deck house over galley sink. All mirrors to have Teak frames.
be amply provided with dish and glass racks and shelves, lockers and
BOX—Monel lined. Approximately 200 lbs. ice.
be installed in galley.
grade Clear Sitka Spruce, built up, hollow masts of round section, to
be fitted with Cast Hounds for attachments of all rigging. Wired for
grade Clear Sitka Spruce, built up, hollow round sections.
HALYARDS—For main and mizzen mast heads.
or equal. Ash Shell Roller bushed.
Tur-form, or equal, bronze.
RIGGING—7 x 7 Stainless Steel.
in best yacht fashion, Brolite paints or equal. Decks to be left natural.
Brightwork, below, hand rubbed.
SINK—White enamel, approximately 12" x 12" Wilcox
Crittenden or equal.
PUMP—One bronze Wobble Pump with discharge pipe overboard through
ROOM FIXTURES—To be suitably fitted with towel bars, tooth brush
glass and paper holders, soap trays, etc.
STOVE—One Shipmate Wood stove and one Two burner Butane gas plate.
TANK—One butane tank with approved regulator installed alongside
WATER TANKS—Two, under transoms approximately 100 gal. capacity
Wilcox Crittenden, or equal. One in crew quarters.
BASIN—One Wilcox Crittenden or equal.
AND OUTLETS—To be arranged through quarters per plan.
LIGHTS—Four, gimbaled kerosene lamps.
Benz Diesel, Model OM, 636, Paragon Gears, 2-1/2 to 1 reduction.
BOARD—Standard type, including tachometer.
BATTERIES—12 volt Exide or equal.
BATTERIES—12 volt Exide or equal. Small throw master switch to be
placed in circuit.
& SHAFT—3 blade sold propeller, 1-1/2" diameter Tobin bronze
TANKS—Black iron, approximately 90 gallons capacity.
LINE—Water jacketed with Maxim type muffler.
jib, staysail, main, and mizzen—all Dacron.