Report for Cape Spencer (Alaska) - 1927

District: 16th
Inspector: C.N. Elliot
Location: On highest part of small inlet off cape, N side of entrance to Cross Sound.
Date of Report: 12/25/1927
Latitude: 52° 11' 43"
Longitude: 136° 58' 24"
Site: Public land reserved by Executive Order for use of Lighthouse Service
Date of Reservation: 03/04/1907
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site: Approx. 4 sq. miles; islet on which lighthouse located, approx. 1.5 acres.
Area Inclosed: None
Character of Soil:
Distance of tower from Nearest High-Water Mark: 90'
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises: Wooden landing platform on edge of cliff about 200' from light.
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: By tenders & by gas boat from Noonah, 46 miles & Juneau. Port Althorp cannery about 11 miles distant.
Distance to Nearest Road:
Distance to Post Office: Monthly mail service by gas boat from Juneau, 108 miles.
Distance to Village:
Facilities for Public Conveyance:
Facilities for Private Conveyance:
Means Used for Support of Lantern: Square reinforced concrete tower surmounting rectangular concrete bldg.
Number of Separate Lights: 1
First Built or Established: As unwatched acetylene light, 1913; As 3rd order IOV, 1925.
Last Rebuilt, Repaired, or Renovated: 1925
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: 105'
Background of Lighthouse as Seen from Sea: Distant mountains
Color of Tower: White
Color of Tower/ How Produced: Waterproof paint
Tower Connection: All 1 bldg
Object of Navigation: Aid to vessels approaching or leaving Cross Sound.
Building Materials: Reinforced concrete
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps: Wooden stairs to watchroom then iron stairs to lantern.
Number of Landings:
Size of Glass: 18" x 14"
Number of Windows and Size of Sash: 6; sash for 18" x 14" glass
Number of Doors: 1 - 2' x 4' 10" opening on roof.
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks: Station is located on small rocky island located about 1 mile from the main shore. Rocks, over which the sea breaks extend about 3/4 mile to S westward of station & nearly half a mile to SE'd. Numerous islands & rocks lie btwn station & shore.
Lantern and Fixtures
Order of Lantern: 2nd
Shape of Lantern: Cylindrical
Diameter to Glass: 1.5 dia. 9' 9"
Diameter in the Clear:
Number of Sides:
Type of Bars: Helical 13/16"
Thickness of Bars:
Height Glazed: 3-2
Number of Plates in Height: 2
Number of Plates Each Side:
Thickness of Plates: 5/16"
Size of Plates: Curved glass, 54 panes, 2' 10 1/4" x 2' 10 1/4"
Number of Storm Panes:
Unglazed Side of Lantern: No unglazed
What Bearings:
Construction Material Lantern: Cast & wrought iron, brass & bronze
Construction Material Roof / Cowl: Conical of 8 C.I. flanged plates & wrought iron railing
Ventilator / Cowl: Cast iron, spherical, with spindle
Lightning Spindle: Brass, platinum tip; total length 3'
Description of Lightning Rod:
Balustrade: Galv. iron pipe rail; gallery floor reinforced concrete
Lantern Doors: 1 to gallery, glazed, brass fitted.
Floor of Lantern: Reinforced concrete
Watchroom Doors: None
Parapet Diameter:
Location / Number: Lower part of lantern
Ladders / Cleaning Arrangement: 1
Curtain Hooks / Hanger: Spring roller curtains, brackets, screwed on lantern frame - 14 curtains.

How is Watchroom Fitted: With lockers, kerosene & air tanks for light, also Gleason-Peters Co., No. 62 compound Duplex Air pump installed in Service Room at foot of tower on main floor level.
How is Relief Called:
Where is Call System Led:
Illuminating Apparatus
Kind of Apparatus:
Intensity in Candles: 110,000
Name of Maker: Barbier, Benard & Turenne, Paris, France
Year Made: Assembled 1925
Marks and Number:
Order of Apparatus: 3rd
Inside Diameter: 1000 mm
Light Characteristic:
Time of Revolution: 15 sec
Flash Interval: 13.8 sec
Duration of Flash: 1.2 sec
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: Bull's eye & concentric elements
Number of Prisms Above Center Drum: 10, 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: Hollow cast iron, 3' 4 3/8" h; bottom dia. 24"; top dia. 15" Bu. Dwg. No 6961-1
Service Table:
Draft Tube Description: Galv. iron, same dia. as damper tube, extending from 5" above lens to cone below ventilator ball.
Revolving Machinery:
Standby and Description:
Chariot Float or Balls: Mercury float, hollow spindle type, non revolving lamp
Chariot Description:
Length of Drop Tube: Approx. length 28'; inside dia. 20"
Clock Weight: 270 lbs
Length of Winding Time:
Drive During Rewind: No
Machinery Protection: Within pedestal in glass case
Regulated: Fan governor & by changing weights.
Lens Protection:
How Color is Produced:
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: 55 mm Type "A" 2-tank system, 3rd order
Type of Illuminant: IOV
Number of Spare Lamps: 2
Number of Spare Burners: 2 (on spare lamps)
Candle Power: 1000 (light source) - thru lens 110,000

Clock Cord Description
Revolving Cord: Twisted wire - 4th order
Size of Clock Cord: 3/16"
Length of Clock Cord:
How Led: Directly down weight tube
Diameter and Length of Clock Drum: 4.5" d., 4 3/4 l.

Chariot Balls
Balls Description: Cage used for thrust bearing only
Cage to Separate Balls: True
Number of Balls: ?
Diameter of Balls: Thrust bearing - 7/8"; Upper annular 5/8"; Lower 9/16"

Vapor Oil Lamp
Number of Wicks or Mantels: 1 mantle
Diameter of Outside Wick:
Diameter of Mantel: 55 mm
Diameter of Circum Circle:

Mercury Float
Inside Diameter of Trough: 34.5"
Inside Depth of Trough: 9.5"
Outside Diameter of Float: 34 3/8"
Depth of Float: 9 9/16"
Weight of Mercury in Pounds: 75 lbs
How Often is Mercury Renewed: Not determined; new station
Closets and Store Rooms
Tower Closet Use: No closets in tower
Oil House Description: Room in SW corner of bldg fitted with 4 storage tanks.
Oil House Inside Dimension: 17' 6" x 25'
Oil House Construction Material: Reinforced concrete
Oil House Capacity: 2 fuel oil tanks (diesel oil) total 3000 gal.; 2 illuminating oil tanks (kerosene) total 2520 gal. Oil rec'd in returnable iron brls or drums.
Other (Describe): 1 storeroom 6' x 12' off living room; 1 storeroom 8' 5" x 5' 8" off fog-signal room; storage space in basement, wardrobe each bedroom.
Suitability: Dry & suitable.
Fog Signal General
Fog Signal Kind: Type "F" air diaphone
Time to Start: 15 min.
How Long Will Pressure Last: About 10 min.
Year of Manufacture:
Characteristic: 4 sec blast, 26 sec silent
Duplication: Engines, compressors & blast device. There is only 1 diaphone but a siren is available for use if diaphone is disabled, sounding same characteristic.
Timing Device: 17th Dist. blast device
If whistle, siren, or trumpet, Pressure at Which Blown: Diaphone - 39 lbs
Height Above Water: 95'
Compass Direction: Approx. W, true
Location: In same bldg as light, W'ly (seaward) side.
Distance and Direction: In same bldg.
Water Supply: Rain water from roof drained to cisterns under bldg.
Reached from Lighthouse: In same bldg.
Description of Fog Signal Building: Reinforced concrete construction; 1 story & basement; 51' 6" x 62' 6"; living room, 4 bed rooms, radio room, oil storage room, fog-signal room, bathroom, corridors & 2 storerooms on main floor; boiler room, coal storage, 2 cistern & storerooms in basement
Pressure And Recording Gauge: Has recording pressure gauge (No. 1150104).
Siren Signal
Siren: Blown only if diaphone disabled
Siren Diameter: 6"
Siren Built Date:
Siren Manufacturer: Gen. Depot
Siren Ports:
Siren Revolutions:
Siren Governor:
Siren Condition:

Internal Combustion Signal
Fog Signal Kind:
Internal Combustion Kind: Charter-Mietz Oil Engines
Internal Combustion Manufacturer: Charter Gas Engine Co. (N engine No. 8957; S engine No. 8956
Internal Combustion Date: 1925
Internal Combustion Size: 10x12
Internal Combustion Horsepower: 18
Internal Combustion Fuel: Kerosene or diesel oil
Internal Combustion Starter: By hoisting iron igniter ball with blow-torch
Compressor Maker: PA Pump & Compressor Co. 1925 (N. Comp No 1163; S. Comp. No. 1162)
Compressor Seat: Separate bed - chain driven
Compressor Machinery: 25:26 3 silent chain
Compressor Diameter: 8"
Compressor Stroke: 8"
Compressor RPMs: 325
Character of Air Inlet: 2.5"
Kind of Unloader: Erie
Diameter of Delivery Pipe: 2"

Daboll Signal
Daboll: Air diaphone
Daboll Reed: Type "F"
Daboll Length:
Daboll Breadth:
Daboll Base Thickness:
Daboll Tip Thickness:

Air Receiver
Number: 2
Diameter: 4'
Height: 8"
Capacity Cubic Feet: 100
Pressure in Each: 60-80 lbs
Make of Reducing Valve: None
Location: In same bldg.
Coloring: White
Construction Materials: Reinforced concrete
Number of Rooms: 6 rooms & bath
Number of Dwellings:
Heating Plant: Pacific No. 103 H.W. tube boiler, 1400'; 14 radiators
Number of Keepers: Keeper & 2 assts.
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: 2 hoist houses, boathouse & blacksmith shop
Outhouse Coloring: White
Paths and Walks: Wooden walk from entrance main bldg to upper hoist house & in center of tramway to wharf.
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available: Practically none.
Area Cultivated: Small area S of fog-signal bldg.
Character of Surroundings: Small rocky island covered with humus
Stove, Maker: Malleable Iron Range Co., Beaver Dam, WI
Stove, Size: "Monarch" 6-hole, top 37" x 27", oven 21" wide
Sink, Maker: Walworth Mfg. Co
Sink, Size: 20" x 30" w/ back & R.H. end, 20" x 24" L.H. drain
Pump, Maker: Milwaukee Pump Co., Farm Utilities Co., Portland, OR., agents
Pump, Size: 2 double cylinder 12B shallow water, air power pumps.
Lamps: 3 hand-lamps, Kerosene
How Procured: Rain water from roof. Pumped from cisterns by automatic air power pumps, direct to service pipes, maintaining constant supply of running water.
Quality: Good
Quantity: Ample
Injury Possible: Not liable to be affected as roof can be flushed by running water onto ground before turning into cistern.
Purity Precaution: Water passes thru brick filter wall to cistern used for domestic supply.
Tank Capacity: Total cap. approx. 42,000 gal.; in basement
Tank Material: Reinforced concrete with "Gunite" lining.
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
General Opinion: Excellent
Diseases: None
Local Causes: No
Recommended Improvements:
Access to Lighthouse: Wooden landing platform on rocky beach approx. 40' above H.W., with boathouse 30' x 40" at E end & 80' boom steel derrick & 10' x 22' hoist house at W end. Rail trams, 38" gauge from wharf up to F.S. bldg with small hoist house on top.
Distance and Direction: About 200' N
Miscellaneous Remarks: Small hoist at upper end of rail tram.
Boat #1
Boat Number: 71
Type: Dory
Length: 5' 4"
Width: 15' 19"
When Built: Nov. 1925
Date Harbored at Station: Nov. 1925
Sails: False
Suited to Work: Yes
Boat #2
Boat Number: 10
Type: Double end
Length: 4' 8"
Width: 16'`
When Built: June, 1924
Date Harbored at Station: May, 1926
Sails: False
Suited to Work: Yes
Boat #3
Boat Number: 61
Type: Navy-Motor Sailer
Length: 7' 6"
Width: 24'
When Built:
Date Harbored at Station: May, 1926
Sails: False
Suited to Work: Yes

Power Boat
Engine Type: Frisbie
Horsepower: 10
Engine Maker: Frisbie Motor Co.
Spare Coil: Type K, double coil, Atwater Kent
Magnet: No magneto
Battery: "Hot-shot" 5-cell
Propeller Diameter: 18"
Propeller Pitch: 18" 3 blades

Hoisting Engines
Engine #1
Hoisting Engine Kind: Double drum Twin City, Heavy duty w/ derrick
Engine RPMs: 835
Engine Diameter: 4 1/4"
Engine Stroke: 6"
Engine Boiler:
Engine Maker and Date: Minneapolis Steel & Mach. Co., 1923-4 (Pro. 6189)
Serial Number:
Cylinders and Size:
Horsepower: 30
Fuel: Gasoline
Hoist Starter:
Hoist Miscellaneous:
Engine #2
Hoisting Engine Kind: Sullivan Turbinair Hoist, Type "HA", Shop No. 502
Engine RPMs:
Engine Diameter:
Engine Stroke:
Engine Boiler:
Engine Maker and Date:
Serial Number:
Cylinders and Size:
Horsepower: 6.5
Hoist Starter:
Hoist Miscellaneous: Drum = 9.5" x 9.5"; cap'y 500' of 5/16" wire rope.

General Information:
Boats on Station: In boathouse on landing platform