Report for Sombrero Key (Florida) - 1913

District: 7th
Inspector: Maj, H. Jervey, LH Engineer, 7 & 8th Dist.
Location: In 5' of water on Sombrero Key, one of the outer line of reefs off the seacoast of FL. 23 1/4 miles ENE'ly from American Shoal Light tower.
Date of Report: 06/02/1913
Latitude: 24° 37' 40"
Longitude: 81° 06' 40"
Site: Submarine site
Date of Reservation:
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site:
Area Inclosed:
Character of Soil:
Distance of tower from Nearest High-Water Mark:
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 boat. Nearest RR station, Post Office & telegraph station Marathon, FL.
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: Skeleton iron tower
Number of Separate Lights: 1
First Built or Established: 1858
Last Rebuilt, Repaired, or Renovated: Scaled & painted in 1909
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: 142'
Background of Lighthouse as Seen from Sea: Sky & tropical growth on FL Keys.
Color of Tower: Brown
Color of Tower/ How Produced: Paint
Tower Connection: Dwelling in tower
Object of Navigation: Primary seacoast
Building Materials: Iron
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps: Spiral iron stairway & steps inclosed in iron cylinder.
Number of Landings:
Size of Glass: 8" x 10"
Number of Windows and Size of Sash: 7 in stair cylinder 20" x 24"; 1 in watchroom 20" x 24"
Number of Doors: 1
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks: Octagonal, pyramidal skeleton iron tower on 9 iron piles driven 10' into coral rock.
Lantern and Fixtures
Order of Lantern: 1st
Shape of Lantern: Cylindrical
Diameter to Glass: 12' 2" dia. with 1/2 dia. on 4 plate glass.
Diameter in the Clear:
Number of Sides:
Type of Bars: Diamond helical
Thickness of Bars:
Height Glazed: 9' 9.5"
Number of Plates in Height: 3 triangular
Number of Plates Each Side:
Thickness of Plates: 5/16"
Size of Plates:
Number of Storm Panes:
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Iron
Construction Material Roof / Cowl: Iron
Ventilator / Cowl: Verical perforated pipe, no ball.
Lightning Spindle: Has
Description of Lightning Rod:
Balustrade: Outside gallery, no balustrade.
Lantern Doors: None
Floor of Lantern: Cast iron
Watchroom Doors: None, spiral winding stair.
Parapet Diameter:
Location / Number: Lower part of lantern
Ladders / Cleaning Arrangement: Has step ladder
Curtain Hooks / Hanger: Secured to top of lantern

How is Watchroom Fitted: Fitted with closet
How is Relief Called: Speaking tube
Where is Call System Led: To kitchen
Illuminating Apparatus
Kind of Apparatus:
Intensity in Candles:
Name of Maker: Sautter & Co., Paris
Year Made: 1854
Marks and Number: None
Order of Apparatus: 1st
Inside Diameter: 6' 1/2"
Light Characteristic:
Time of Revolution:
Flash Interval:
Duration of Flash:
Arc of Each Fixed Part: Fixed 360
Number of Panels: 8
Number of Flash Panels: None
Arc of Each:
Number of Elements in Central Drum: 17
Number of Prisms Above Center Drum: 13, fixed
Number of Prisms Below Center Drum: 6, 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: Cast iron
Service Table:
Draft Tube Description: 5" brass fitted on crown piece
Revolving Machinery: Not revolving
Standby and Description:
Chariot Float or Balls:
Chariot Description:
Length of Drop Tube:
Clock Weight:
Length of Winding Time:
Drive During Rewind:
Machinery Protection:
Lens Protection: No, has curtains.
How Color is Produced:
Red Sectors Description: From 69 (NE x E 15/16 E mag) to 94 (E 3/16 S mag); 163 (S x E 11/16 E mag) to 222 (SW 7/16 S mag); & from 238 (SW x W mag) to 251 (WSW 11/16 W mag).
Where Color Attached:
Form of Colored Glass:
Lamp Description: 3rd order IOV type B single tank system
Type of Illuminant: IOV
Number of Spare Lamps: 1 spare IOV; 2 spare wick lamps
Number of Spare Burners: 3 spare wick burners
Candle Power: Wh 57,000; red 14,000

Vapor Oil Lamp
Number of Wicks or Mantels: 1 mantel
Diameter of Outside Wick:
Diameter of Mantel: 55 mm
Diameter of Circum Circle:
Closets and Store Rooms
Tower Closet Use: 1 in watchroom
Oil House Description: Suspended under dwelling
Oil House Inside Dimension:
Oil House Construction Material: Wood
Oil House Capacity: Wood house to be replaced shortly by steel oil tanks.
Other (Describe):
Location: Located in tower
Coloring: Brown
Construction Materials: Iron ceiled with wood
Number of Rooms: 4
Number of Dwellings: 1
Heating Plant: None
Number of Keepers: 1 keeper, 2 assts
Furnished Quarters: All
NOT Furnished Quarters:
Outhouses: None
Outhouse Coloring:
Paths and Walks:
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available:
Area Cultivated:
Character of Surroundings:
Stove, Maker: Stanford Foundry Co.
Stove, Size: No. 7
Sink, Maker:
Sink, Size:
Pump, Maker:
Pump, Size:
How Procured: Rain
Quality: Good
Quantity: Fair
Injury Possible: Not liable to be injured
Purity Precaution: Covered to prevent impurities entering
Tank Capacity: 2 on platform under dwelling cap 5000 gal each.
Tank Material: Cypress
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
General Opinion: Good
Diseases: None
Local Causes: No
Recommended Improvements: No
Access to Lighthouse: Ladder to tower
Distance and Direction:
Miscellaneous Remarks:
Boat #1
Boat Number: 4
Type: Sail boat round bottom cat rigged
Length: 8'
Width: 19' 9"
When Built: Feb. 28, 1907
Date Harbored at Station: Mar. 1907
Sails: True
Suited to Work: Yes
Boat #2
Boat Number: 25
Type: Round bottom dinghy
Length: 4'
Width: 12'
When Built: June 16, 1890
Date Harbored at Station: June, 1890
Sails: True
Suited to Work: Yes