Name: RAINBOW  Home Port: Orcas, Washington  Owners: John M. & Lois K. Campbell  Address: P.O. Box 237, Orcas, WA 98280, USA  Phone: 1-360-376-2035

Hull:    type            when purchased     when launched            hull builder          material    26' whaleboat              1968                         1954                  Oxford Boat             wood  LOA          LWL          beam         draft         capacity               speed                 weight  26 feet      25 feet        7.5 feet       3 feet         4 adults             5 knots                5,500 lbs.  Other: Standard U.S.Navy 26' motor whaleboat ("liberty boat") hull. The owners have created accomodations under the covered forward deck and have done extensive cruising in southeast Alaska and on the Snake and Columbia Rivers.

Engine:   type     year built     builder      # of cylinders    bore & stroke    valve type(s)               simple       1968          Semple                 one               3" x 4"           "D" slide  ihp          rpm            reverse type              condenser type & size                       vacuum  5             500            slip eccentric        original navy heat exchanger                  none  Other: Condensate is returned to hotwell from condenser by engine exhaust pressure.

Propulsion:    dia. & pitch    # of blades       material       make      RH or LH     shaft size                           18" x 24"           three           bronze     US Navy         RH       1.375" dia.  steering                     auxilliaries                     paddlewheel (dia., width, & # of buckets)  tiller

Boiler:    type          builder          year built      bhp     operating pressure             gauges               Scotch         owner              1995           n.a.              150 psi                          overall size       # & size of tubes     Heat.Surface     economizer HS       superheater HS  26"dia. x 3'             64 - 1" ID                40 sq.ft.                    fuel              grate area     stack dia. & height         pump type       injector type     tanks  wood              2 sq.ft.           8"dia. x 5' high                hypro             Penberthy      20 gal.

Additional: Scotch boiler with 20 gal. capacity, is very steady steamer requiring 45 minutes to reach working pressure from cold.