Report for Cape Hinchinbrook (Alaska) - 1935

District: 16th
Location: On SW peninsula of Hinchinbrook Island, W side of Hinchinbrook entrance to Prince William Sound.
Date of Report: 08/24/1935
Latitude: 60° 14' 05"
Longitude: 146° 39' 06"
Site: Public lands set aside by executive order.
Date of Reservation: 11/29/1906
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site: About 2.5 miles
Area Inclosed:
Character of Soil:
Distance of tower from Nearest High-Water Mark: 250'
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises:
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: By gas boat from Cordova, 52 miles
Distance to Nearest Road:
Distance to Post Office: Bi-monthly mailr service by gas boat out of Cordova, by contract.
Distance to Village:
Facilities for Public Conveyance:
Facilities for Private Conveyance:
Means Used for Support of Lantern:
Number of Separate Lights:
First Built or Established: November, 1910
Last Rebuilt, Repaired, or Renovated: May 1, 1934
Condition at This Date:
Shape of Tower in Plan:
Form of Tower:
Height from Base to Ventilator Ball:
Height of Focal Plane Above Mean High Water: 235'
Background of Lighthouse as Seen from Sea:
Color of Tower: White
Color of Tower/ How Produced: Paint
Tower Connection:
Object of Navigation:
Building Materials: Concrete
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps:
Number of Landings:
Size of Glass:
Number of Windows and Size of Sash: Tower - 11, 29 1/4" x 38.5"; Main Floor - 14, 29 1/4" x 66.5", 4 - 29 1/4" x 46 1/4"
Number of Doors: 4 single, 1 double
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks:
Lantern and Fixtures
Order of Lantern: 1st
Shape of Lantern: Polygonal
Diameter to Glass:
Diameter in the Clear:
Number of Sides: 16
Type of Bars: Vertical
Thickness of Bars:
Height Glazed: 9' 9 7/8"
Number of Plates in Height: 3
Number of Plates Each Side: 3
Thickness of Plates: 3/8"
Size of Plates: Upper section 3' 11" x 2' 4"; middle section 3' 3" x 2' 4", lower section 2' 6 3/4" x 2' 4"; Door upper section 2' 11 7/8" x 2'; lower, 2' 6" x 2'
Number of Storm Panes:
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Wrought and cast iron
Construction Material Roof / Cowl: Cast iron
Ventilator / Cowl: Cast iron
Lightning Spindle:
Description of Lightning Rod:
Balustrade: Brass rail
Lantern Doors: Brass cast, brass hinges and lock with glass panels
Floor of Lantern: Concrete
Watchroom Doors:
Parapet Diameter:
How is Watchroom Fitted:
How is Relief Called: Telephone system
Where is Call System Led: Connects dock, upper hoist house, navy station, dwelling and East pump house.
Illuminating Apparatus
Kind of Apparatus: 3 hours
Intensity in Candles: 200,000
Name of Maker: Barbier, Benard & Turenne
Year Made:
Marks and Number: USLHS 320
Order of Apparatus: 3rd
Inside Diameter: 3' 3/4"
Light Characteristic: Flash 1.2 sec, eclipse 13.8 sec.
Time of Revolution:
Flash Interval:
Duration of Flash:
Arc of Each Fixed Part:
Number of Panels: 4
Number of Flash Panels: 4
Arc of Each: 90 degrees
Number of Elements in Central Drum: 7
Number of Prisms Above Center Drum: 11, flash
Number of Prisms Below Center Drum: 4, flash
Does Apparatus Revolve?: True
Is There a Revolving Belt?: False
Revolving Panels:
How Flash is Produced:
Number of Vertical Elements Panel:
Fixed Lens Covered:
Pedestal: Lens supported on a 13 1/4" column which rises from mercury float located on pedestal room floor.
Service Table:
Draft Tube Description:
Revolving Machinery: Power 1/30 HP, DC meter geared down belted to clockwork, mounted on clock case.
Standby and Description:
Chariot Float or Balls: Mercury float
Chariot Description:
Length of Drop Tube: 12" x 27'
Clock Weight: 185 lbs
Length of Winding Time: 3 hours
Drive During Rewind:
Machinery Protection:
Regulated: By resistance in field winding.
Lens Protection:
How Color is Produced:
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: 200 W IOV
Type of Illuminant:
Number of Spare Lamps:
Number of Spare Burners:
Candle Power:

Clock Cord Description
Revolving Cord: Galv. cable
Size of Clock Cord: 3/4"
Length of Clock Cord: 96.5 sq. ft.
How Led: Thru 2 single blocks & guide block
Diameter and Length of Clock Drum: 10" x 7"

Mercury Float
Inside Diameter of Trough: 4' 1.5"
Inside Depth of Trough: 7.5"
Outside Diameter of Float: 4'
Depth of Float: 7 3/4
Weight of Mercury in Pounds: 187
How Often is Mercury Renewed:
Closets and Store Rooms
Tower Closet Use: None in tower
Oil House Description: Oil house, 120' SW of main bldg. 2 oil tanks just W of main bldg. made by Beall Pipe & Tank Corp., Portland, OR. 1 tank for diesel, & other gasoline.
Oil House Inside Dimension: Oil house - 8' x 8' x 8' 6"; oil tanks - 6' dia. 12' long
Oil House Construction Material: Oil house - concrete foundation, frame work covered with asbestos shingles. Tanks -1/4" plate, seams electrically welded, flat ends.
Oil House Capacity: Oil house - 600 5-gal cans. Oil tanks - 2524 gallons each.
Other (Describe):
Fog Signal General
Fog Signal Kind: Two-tone diaphone, type "F" in duplicate
Time to Start:
How Long Will Pressure Last:
Year of Manufacture:
Characteristic: Blast 5 sec., silent 40 sec.
Duplication: Yes
Timing Device: Std. timers furnished with 2-tone diaphones. Timers driven by elec. motors w/ air motor for standby.
If whistle, siren, or trumpet, Pressure at Which Blown:
Height Above Water: 220'
Compass Direction: South
Distance and Direction:
Water Supply:
Reached from Lighthouse:
Description of Fog Signal Building: 1 main floor w/ 4-story tower on NW corner. Reinforced concrete throughout w/ full basement. Bldg abt 42' sq. Engines & all Keeper's qtrs on main floor, cisterns & storeroom in basement. Tower contains bedroom (spare), radio room, strg room & lens room.
Pressure And Recording Gauge:
Internal Combustion Signal
Fog Signal Kind:
Internal Combustion Kind: Full diesel, 2 cycle, 2 cylinder.
Internal Combustion Manufacturer: Atlas Imperial Diesel Mfg. Co. Ser. #s 10752 (East) & 10751 (West)
Internal Combustion Date:
Internal Combustion Size: 7" x 8"
Internal Combustion Horsepower: 40
Internal Combustion Fuel: Diesel
Internal Combustion Starter: Air 250 lbs
Compressor Maker: Gardner-Denver Co., Quincy
Compressor Seat:
Compressor Machinery: Size: 5" x 5.5"; air capacity: 40 lbs maintained for diaphones.
Compressor Diameter:
Compressor Stroke:
Compressor RPMs:
Character of Air Inlet:
Kind of Unloader:
Diameter of Delivery Pipe:

Air Receiver
Number: 2
Diameter: 4'
Height: 8'
Capacity Cubic Feet: 100
Pressure in Each:
Make of Reducing Valve:
Remarks: Rec. gauges by American Steam gauge & valve Mfg. Co., Boston. Installed, 5/1/1934

Auxillary Compressors
Compressor #1
Engine Kind: DC Motor - compound wound
Engine Manufacturer: Master
Engine Serial Number: CK 13981 Type DM
Engine Cylinder Size:
Engine HP: 2 HP
Engine Speed (RPM): 1725
Starter: Push button - automatic starter
Size, Capacity, Receivers:
Remarks: Automatic Starter for Motor Compressor - Made by Industrial Controller Co. Milwaukee; for 3 HP, 115 V DC compound wound motor, magnetic overload relay. Class 7107-W5
Compressor Kind: Duplex - Upright
Compressor Maker: Gardner- Denver
Compressor Serial Number: 67212 Unit # ADA 2001
Compressor Cylinder Size: 3.5 " x 2"
Compressor Air Capacity: 250 lbs sq. in.
Compressor RPMs: 485
Compressor #2
Engine Kind: Air cooled 4 cycle
Engine Manufacturer: Wisconsin Motor Co.
Engine Serial Number: AF 2835
Engine Cylinder Size: 3 1/4" x 4"
Engine HP: 5 HP
Engine Speed (RPM): 725
Starter: Hand cranking
Size, Capacity, Receivers:
Remarks: Engine is single cylinder, air cooled, 4 cycle gasoline unit. Spark plugs used are Champion Special; Magneto No. 8 Wico, style LD-1-KD-2 No. 15414.
Compressor Kind: Upright 2-stage
Compressor Maker: Curtis Mfg. Co.
Compressor Serial Number: Model F Style W 959-G
Compressor Cylinder Size: 4 3/16" x 2 1/8" x 3.5"
Compressor Air Capacity: 250 lbs sq. in.
Compressor RPMs: 725 RPM direct connected.

Engine Generators
Engine Kind: Model 2 Cw
Engine Manufacturer: Le Roi Milwaukee WI
Engine Serial Number:
Number of Cylinders (Engine): 4
Engine Cylinder Size: 3 1/8 x 4.5
Engine HP: 110 V
Fuel: Kerosene or gasoline
Starter: Electric or hand
Date Installed: February 1934
Generator Kind:
Generator Maker: Louis Allis Co.
Generator Serial Number: North 177294, South 177291
Generator Cylinder Size:
Air Capacity: 110 V 5 KW DC
Number of Cylinders (Generator):

Storage Battery
Kind: Lead acid spec gravity 1225 "Exide Iron Clad"
Maufacturer: Electric Storage Battery Co.
Number of Cells: 56
Cells Per Tray: 3
Capacity: 220 AH
Location: Battery room in basement
Date Installed: Feb. 1934
Location: 1 bldg includes quarters for keepers, engine room, light tower etc.
Coloring: White
Construction Materials: Reinforced concrete
Number of Rooms:
Number of Dwellings:
Heating Plant: Furnace & radiators #500 D&T Hot water control sys. US Radiator Corp. Red top size B-8 Serial #2123
Number of Keepers:
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: Blacksmith shop, Paint house, 8' x 8' x 8' 6"; Hoist house at upper end of tramway & hoist house & boat house on wharf
Outhouse Coloring: Concrete foundation, frame bldg, covered with asbestos shingles
Paths and Walks:
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available:
Area Cultivated:
Character of Surroundings:
Stove, Maker: Monarch
Stove, Size: # 395
Sink, Maker: Std. Sanitary Mfg. Co.
Sink, Size: 20" x 30" P 7040
Pump, Maker: Westinghouse, type W 225 No. 671801,
Pump, Size: Dbl acting 1/6 HP, 115 V DC motor No. 684096
How Procured: Creek water pumped into cisterns
Quality: Good
Quantity: Ample
Injury Possible:
Purity Precaution:
Tank Capacity: 10 gal
Tank Material: Galv. tank No. 671808
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used: Automatic air control
Distance from Dwelling:
Access to Lighthouse: Sand & boulder beach. Concrete wharf spanning small creek. Supplies & boat lifted from beach to wharf with 80' boom derrick with bull wheel operated by 4-cyl gas hoisting engine. 850' of tramway to upper hoist house & light station Hoist engine house
Distance and Direction: Boathouse on wharf.
Miscellaneous Remarks: Shop machines include 1 small foot power lathe, 1/2 hand power drill press, 1 hand power tool grinder, 1 breast drill.
Boat #1
Boat Number: 77
Type: Skiff
Length: 54"
Width: 14'
When Built: 4/1/1929
Date Harbored at Station:
Sails: False
Suited to Work:
Boat #2
Boat Number: 83
Type: Dory
Width: 18'
When Built: 9/13/1930
Date Harbored at Station:
Sails: False
Suited to Work:
Boat #3
Boat Number: 98
Type: Dory
Length: P.O. 9230 1935
Width: 19'
When Built:
Date Harbored at Station: July 16, 1935
Sails: False
Suited to Work:

Power Boat
Engine Type: Evinrude "Sturditwin" Outboard Motor
Horsepower: 8 HP, 14.9 cu ft. piston displacement
Engine Maker:
Spare Coil:
Propeller Diameter:
Propeller Pitch:

Hoisting Engines
Engine #1
Hoisting Engine Kind: 2 drum hoist catalog No. 7234 - Clyde Equipment Co
Engine RPMs:
Engine Diameter:
Engine Stroke:
Engine Boiler:
Engine Maker and Date: Hercules Motor Co., Canton, OH
Serial Number: 64536 Model OXC
Cylinders and Size: 4 - 4 1/4" x 5"
Horsepower: 40
Fuel: Gasoline
Hoist Starter: Elec. and hand. Elec. operates from 6 volt battery
Hoist Miscellaneous: Unit No. 005057
Engine #2
Hoisting Engine Kind: Tram Hoist - Oil burning Semi-Diesel
Engine RPMs: 550
Engine Diameter:
Engine Stroke:
Engine Boiler:
Engine Maker and Date: Metz-Weiss
Serial Number: 4321
Cylinders and Size: 2 cylinder, 6" x 6.5" vertical
Horsepower: 12
Fuel: Kerosene
Hoist Starter: Hand after pre-heating with blow torch.
Hoist Miscellaneous:

General Information: Outboard motor has 5" longer shaft than std. model, rope starting, 1.5 gal. fuel tank.
Boats on Station:
Supplemental Reports
Miscellaneous Equipment
Air Motor
Maker: Ingersoll-Rand
Size: 1/10 HP
Operating pressure: 35 lbs.
Pulley Size: 5 9/16" for 1/4" "V" belt
Miscellaneous Equipment
Automatic Voltage Regulator
Maker: The Safety Car Heating & Lighting Co.
Size: 1500 W - 110 V - 30 Amperes
Type: S 1050 E Serial No. 67175