Report for Sentinel Island (Alaska) - 1913
| General |
| District: | 16th |
| Inspector: | Compiled from various sources |
| Location: | On island N entrance to Favorite Channel |
| Date of Report: | 12/17/1913 |
| Latitude: | 58° 32' 40" |
| Longitude: | 134° 54' 37" |
| Premises |
| Site: | Public lands reserved by Executive Order |
| Date of Reservation: | 01/06/1901 |
| Date of Deed: | |
| Date of Permission: | |
| Date of Lease: | |
| Area of the Entire Site: | 6.55 acres |
| Area Inclosed: | |
| Character of Soil: | |
| Distance of tower from Nearest High-Water Mark: | 110' |
| Inclosures to Premises / Type of Fence: | |
| Wharf or Landing on Premises: | Wharf, boathouse & derrick |
| Road to Land or Wharf Chararacter of and Distance: | |
| Means to Reach Light Station: | By water from Juneau 38 miles |
| Distance to Nearest Road: | |
| Distance to Post Office: | |
| Distance to Village: | |
| Facilities for Public Conveyance: | |
| Facilities for Private Conveyance: | |
| Means Used for Support of Lantern: | 2-story, square frame bldg surmounted by square tower. |
| Number of Separate Lights: | 1 |
| First Built or Established: | 1902 |
| Last Rebuilt, Repaired, or Renovated: | |
| 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: | 82' |
| Background of Lighthouse as Seen from Sea: | Skyline |
| Color of Tower: | White bldg, brown roof |
| Color of Tower/ How Produced: | Paint |
| Tower Connection: | Surmounts keepers dwelling |
| Object of Navigation: | For general navigation of Lynn Channel |
| Building Materials: | Wood, etc. |
| General Description: | |
| Wall Thickness at Base: | |
| Wall Thickness at Parapet: | |
| Diameter at Base: | |
| Diameter at Parapet: | |
| Kind of Stairway and Steps: | Wood & iron |
| Number of Landings: | |
| Size of Glass: | 10" x 10" |
| Number of Windows and Size of Sash: | 6; 2' x 2' |
| Number of Doors: | 1; 2' 4" x 6' 4" |
| Kind of Foundation and Depth Below Surface: | |
| Character of Soil Surrounding the Lighthouse: | |
| Soil Susceptibility: | |
| Miscellaneous Remarks: | Located on a small flat-topped islet upon which there are a few trees. Vessels may pass on either side of islet, but channel on W side is 1 most used. |
| Lantern and Fixtures |
| Order of Lantern: | 4th |
| Shape of Lantern: | Cylindrical |
| Diameter to Glass: | 7' 8 1/16" |
| Diameter in the Clear: | |
| Number of Sides: | |
| Type of Bars: | Helical |
| Thickness of Bars: | |
| Height Glazed: | 3' 1 1/4" |
| Number of Plates in Height: | 1 & 2 |
| Number of Plates Each Side: | |
| Thickness of Plates: | 1/4" |
| Size of Plates: | 2' 1.081" x 2' 1.081", glass curved |
| Number of Storm Panes: | |
| Unglazed Side of Lantern: | |
| What Bearings: | |
| Construction Material Lantern: | Iron, brass, bronze, glass |
| Construction Material Roof / Cowl: | Conical, iron, zinc lining |
| Ventilator / Cowl: | Iron, 17" dia. |
| Lightning Spindle: | Brass, platinum point. |
| Description of Lightning Rod: | |
| Balustrade: | Wood, coppered floor, octagonal 2' 7" high |
| Lantern Doors: | 1, hinged with lock, iron |
| Floor of Lantern: | Wood, 7/8" x 4" t&g, wire nails |
| Watchroom Doors: | None |
| Parapet Diameter: |
| Ventilators |
| Location / Number: | In lantern parapet |
| Ladders / Cleaning Arrangement: | Wooden step ladder |
| Curtain Hooks / Hanger: | Spring rollers, brass hangers |
| Illuminating Apparatus |
| Kind of Apparatus: | |
| Intensity in Candles: | 520 |
| Name of Maker: | Henry LePaute, Paris |
| Year Made: | Not known |
| Marks and Number: | None |
| Order of Apparatus: | 4th |
| Inside Diameter: | 19.68" (19 11/16") |
| Light Characteristic: | |
| Time of Revolution: | |
| Flash Interval: | |
| Duration of Flash: | |
| Arc of Each Fixed Part: | 360 degrees |
| Number of Panels: | 4 |
| Number of Flash Panels: | None |
| Arc of Each: | |
| Number of Elements in Central Drum: | 5 |
| Number of Prisms Above Center Drum: | 6, fixed |
| Number of Prisms Below Center Drum: | 3, fixed |
| Does Apparatus Revolve?: | False |
| Is There a Revolving Belt?: | False |
| Revolving Panels: | |
| How Flash is Produced: | |
| Number of Vertical Elements Panel: | |
| Fixed Lens Covered: | |
| Pedestal: | Steel plate 19"dia. on 4 brass columns |
| Service Table: | |
| Draft Tube Description: | Draft tube to ventilator ball, no damper. |
| Revolving Machinery: | |
| Standby and Description: | |
| Chariot Float or Balls: | |
| Chariot Description: | |
| Length of Drop Tube: | |
| Clock Weight: | |
| Length of Winding Time: | |
| Drive During Rewind: | |
| Machinery Protection: | |
| Regulated: | |
| Lens Protection: | |
| How Color is Produced: | |
| Red Sectors Description: | |
| Where Color Attached: | |
| Form of Colored Glass: | |
| Lamp Description: | 4th |
| Type of Illuminant: | Oil |
| Number of Spare Lamps: | 3 lamps in all |
| Number of Spare Burners: | None |
| Candle Power: | 52 |
| Vapor Oil Lamp |
| Number of Wicks or Mantels: | 1 |
| Diameter of Outside Wick: | 1.5" |
| Diameter of Mantel: | |
| Diameter of Circum Circle: |
| Closets and Store Rooms |
| Tower Closet Use: | Locker on attic floor |
| Oil House Description: | 1, 65' N of dwelling, 60' E of fog signal |
| Oil House Inside Dimension: | 7' 10" x 8' 3" x 11' 4" |
| Oil House Construction Material: | Wood & cor. iron |
| Oil House Capacity: | 980 5-gal cans |
| Other (Describe): | Lockers in pantry; closet in each bedroom, storeroom 2nd floor in hall. |
| Suitability: |
| Fog Signal General |
| Fog Signal Kind: | 3rd class Daboll trumpet |
| Time to Start: | 10 min. |
| How Long Will Pressure Last: | 6 min |
| Manufacturer: | |
| Year of Manufacture: | |
| Characteristic: | 5 sec blast, 25 sec silent |
| Duplication: | Engine, compressors & receivers |
| Timing Device: | Chain tripping gear, connected to engines |
| If whistle, siren, or trumpet, Pressure at Which Blown: | 10 lbs |
| Height Above Water: | 55' |
| Compass Direction: | 246 degrees |
| Location: | Near lighthouse on W side of islet, horn faces channel on W side of islet. |
| Distance and Direction: | 160' 300 degrees |
| Water Supply: | 2 cisterns under bldg, storing rain water from bldg. |
| Reached from Lighthouse: | By cement walks |
| Description of Fog Signal Building: | 1 story frame bldg 20' x 20' |
| Pressure And Recording Gauge: | 4" |
| Internal Combustion Signal |
| Fog Signal Kind: | |
| Internal Combustion Kind: | Mietz & Weiss oil |
| Internal Combustion Manufacturer: | August Mietz |
| Internal Combustion Date: | 1908 |
| Internal Combustion Size: | |
| Internal Combustion Horsepower: | 4 |
| Internal Combustion Fuel: | Oil |
| Internal Combustion Starter: | Torch |
| Compressor Maker: | Clayton Air Compressor Co. |
| Compressor Seat: | On same bed, chain driven |
| Compressor Machinery: | 86:24 ratio |
| Compressor Diameter: | 6" |
| Compressor Stroke: | 7" |
| Compressor RPMs: | |
| Character of Air Inlet: | 1 1/4" |
| Kind of Unloader: | 1 1/4" S5 |
| Diameter of Delivery Pipe: | 1 1/4" |
| Daboll Signal |
| Daboll: | 3rd |
| Daboll Reed: | |
| Daboll Length: | 8 7/16 |
| Daboll Breadth: | 2 1/4" |
| Daboll Base Thickness: | 3/8" |
| Daboll Tip Thickness: | 3/16" |
| Trumpet Signal |
| Trumpet: | |
| Trumpet Length: | 12' |
| Trumpet Diameter: | 3" & 40" |
| Trumpet Material: | Copper |
| Air Receiver |
| Number: | 2 |
| Diameter: | 3' 6" |
| Height: | 7' 10" |
| Capacity Cubic Feet: | 76 |
| Pressure in Each: | 30 lbs |
| Make of Reducing Valve: | |
| Remarks: |
| Dwelling |
| Location: | In same bldg, double dwelling |
| Coloring: | White |
| Construction Materials: | Wood |
| Number of Rooms: | 6 |
| Number of Dwellings: | |
| Heating Plant: | Hot air; RB & Co., (perfect #347) |
| Number of Keepers: | 1 |
| Furnished Quarters: | |
| NOT Furnished Quarters: | |
| Outhouses: | Oil house, carpenter shop, toilet, boathouse, chicken house |
| Outhouse Coloring: | White with lead colored trimmings |
| Paths and Walks: | Cement walk connecting dwelling, fog signal & oil house. |
| Area Inclosed: | |
| Area of Garden: | |
| Area Timber or Shrubbery: | |
| Cultivation Area Available: | 1/8 acre |
| Area Cultivated: | 1/8 acre |
| Character of Surroundings: | Rock |
| Stove, Maker: | Bridge & Beach Mfg. Co (2) |
| Stove, Size: | 168-20 (2) |
| Sink, Maker: | |
| Sink, Size: | 18" x 30" (2) |
| Pump, Maker: | Douglas (2) |
| Pump, Size: | #3 (2) |
| Lamps: | 2 5th O table lamps, 6 hand lamps |
| Water |
| How Procured: | Rain water |
| Quality: | Good |
| Quantity: | Ample |
| Injury Possible: | No |
| Purity Precaution: | Filter walls in cisterns |
| Tank Capacity: | Cisterns under woodsheds 970 cu ft. each |
| Tank Material: | Concrete |
| Distilling Apparatus: | False |
| Distilling Manufacturer: | |
| Well Description: | |
| Well Diameter: | |
| Well Lining: | |
| Pump or Bucket: | Pump |
| What Power Used: | By hand |
| Distance from Dwelling: | Tanks in dwelling. |
| Miscellaneous |
| Access to Lighthouse: | Wharf, derrick & boathouse tramway to tower dwellings. |
| Distance and Direction: | 350', 128 degrees (true) |
| Miscellaneous Remarks: |
| Boats |
| Boat #1 | |
| Boat Number: | 18 |
| Type: | Double ender |
| Length: | 5' 8" |
| Width: | 18' |
| When Built: | No data |
| Date Harbored at Station: | No data |
| Sails: | True |
| Suited to Work: | Yes |
| Boat #2 | |
| Boat Number: | 19 |
| Type: | Skiff |
| Length: | 4' |
| Width: | 15' |
| When Built: | No data |
| Date Harbored at Station: | No data |
| Sails: | False |
| Suited to Work: | Yes |
| Boat #3 | |
| Boat Number: | 20 |
| Type: | Double end |
| Length: | 5' |
| Width: | 20' |
| When Built: | No data |
| Date Harbored at Station: | No data |
| Sails: | True |
| Suited to Work: | Yes |
| Hoisting Engines |
| Hoisting Engine Kind: | Hand power triple purchase winch |
| Engine RPMs: | |
| Engine Diameter: | |
| Engine Stroke: | |
| Engine Boiler: | |
| Engine Maker and Date: | |
| Serial Number: | |
| Cylinders and Size: | |
| Horsepower: | |
| Fuel: | |
| Hoist Starter: | |
| Hoist Miscellaneous: |