Report for Miah Maul Shoal (New Jersey) - 1915

District: 4th
Inspector: W. A. Young, Draftsman & J. H. Neal, Machanician
Location: Delaware Bay, NJ
Date of Report: 06/17/1915
Latitude: 39° 07' 33"
Longitude: 75° 12' 34"
Site: Grant from state of NJ to US
Date of Reservation:
Date of Deed:
Date of Permission: 03/31/1909
Date of Lease:
Area of the Entire Site: 400' dia., 2.89 acres
Area Inclosed:
Character of Soil:
Distance of tower from Nearest High-Water Mark: Lighthouse surrounded by water
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises: Landing ladder lowered from 1st balcony of lighthouse
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: By boat, Lewes, DE., distant about 24 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: Lantern is supported by lighthouse
Number of Separate Lights: One
First Built or Established: 1909
Last Rebuilt, Repaired, or Renovated: Structure completed in 1915.
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: 59' 1"
Background of Lighthouse as Seen from Sea:
Color of Tower: Brown
Color of Tower/ How Produced: Painted
Tower Connection:
Object of Navigation: Bay & harbor - general navigation
Building Materials: Cast iron shell, concrete filled cylinder, brick lined superstructure.
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps: Basement to watchroom, wood; watchroom to lantern, Iron
Number of Landings:
Size of Glass: 9 W 24" x 24"; 8 W 22" x 24"; 8 W 20" x 22"; 2 W 20" x 20" round head.
Number of Windows and Size of Sash: (27) 9 - 2'4" wide, 8 - 2'2" wide, 8 - 24" wide; 2 - 24" round.
Number of Doors: 1- 4'11" x 6' 10" glazed 13.5" x 2'10"; 24- 2'4" x 6'6"; 1- 2'2" x 5'9" round head, glazed 16" x 24"
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks:
Lantern and Fixtures
Order of Lantern: 4th
Shape of Lantern: Cylindrical
Diameter to Glass:
Diameter in the Clear:
Number of Sides:
Type of Bars: Helical
Thickness of Bars:
Height Glazed: 2' 11.5"
Number of Plates in Height: One
Number of Plates Each Side: Lantern is round
Thickness of Plates: 1/4" - see std design of lantern
Size of Plates:
Number of Storm Panes:
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Glass & cast iron
Construction Material Roof / Cowl: Cast iron
Ventilator / Cowl: Cast iron, round
Lightning Spindle: Brass, spindle on ball of lantern, with platinum tip
Description of Lightning Rod:
Balustrade: Wrought iron
Lantern Doors: Full height lantern door with upper section glazed, hung on brass hinges & has catch.
Floor of Lantern: Cast iron
Watchroom Doors: None
Parapet Diameter:
Location / Number: 4 brass ventilators in lower post
Ladders / Cleaning Arrangement: None required
Curtain Hooks / Hanger: Roller curtains with hinges tapped to lining

How is Watchroom Fitted: 2 windows with door to balcony, & 2 closets fitted with shelves & hooks
How is Relief Called: None
Where is Call System Led:
Illuminating Apparatus
Kind of Apparatus: About 8 hrs
Intensity in Candles: White - 10,000; red - 2,500
Name of Maker: Barbier, Benard, Turenne, Paris
Year Made: 1912
Marks and Number: 456 USLHS; On clock - No. 54
Order of Apparatus: 4th
Inside Diameter: 19 9/16"
Light Characteristic:
Time of Revolution: 1 revolution in 15 seconds
Flash Interval:
Duration of Flash:
Arc of Each Fixed Part:
Number of Panels: 3
Number of Flash Panels:
Arc of Each: 60 degrees
Number of Elements in Central Drum: 5
Number of Prisms Above Center Drum: 6
Number of Prisms Below Center Drum: 3
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: Std. 4 column pedestal which accomodates the clock
Service Table:
Draft Tube Description: None
Revolving Machinery:
Standby and Description:
Chariot Float or Balls: Steel balls
Chariot Description:
Length of Drop Tube: 11" dia. inside & abt. 44' 4" high
Clock Weight: About 115 total lbs (abt 100 lbs in use, 15 spare
Length of Winding Time: About 8 hrs
Drive During Rewind: No
Machinery Protection: By glass case
Regulated: By fan governor
Lens Protection:
How Color is Produced: By ruby glass
Red Sectors Description: Eastward of 334.5 degrees & 140.5 degrees
Where Color Attached: To lantern
Form of Colored Glass: Red glass is curved & sets on inside of lantern.
Lamp Description: Type "B" 34m/m IOV 4th
Type of Illuminant: Mineral oil
Number of Spare Lamps: 2 IOV & 2 4th order wick lamps
Number of Spare Burners: 2 IOV & 2 4th order wick lamps
Candle Power: 1100 to 2100 cp, depending on mantel

Clock Cord Description
Revolving Cord: Steel, galv, flexible
Size of Clock Cord: 1/8"
Length of Clock Cord: About 95'
How Led:
Diameter and Length of Clock Drum: 4" x 4"

Chariot Balls
Balls Description: Semi-circular
Cage to Separate Balls: False
Number of Balls: 14 - 5/8" ; 13 - 1/2"
Diameter of Balls: 5/8" & 1/2" in same race alternately

Vapor Oil Lamp
Number of Wicks or Mantels: 1
Diameter of Outside Wick:
Diameter of Mantel: 34 mm
Diameter of Circum Circle:

Occulting Light
Characteristic: 2.5 sec light; 2.5 sec darkness
Time Limit: From 1 sec light & 1 sec darkness to 5 sec light & 5 sec darkness
Eclipse Type:
Size and Amplitude:
Axis Rotation:
Axis Relation:
Screen Revolution:
Screen Number:
Screen Time:
Screen Form:
Screen Mounting:
Screen Order: Std. 4th order clock
Screen Date: Made in 3rd district
Valve Maker:
Valve Pattern:

Parabolic Mirror
Parabolic Opening:
Parabolic Mirror Depth:
Parabolic Focal Length:
Parabolic Material: Mirrors are spherical
Closets and Store Rooms
Tower Closet Use: (7) used for storage of food & clothes
Oil House Description: Placed in basement - fitted with door & window
Oil House Inside Dimension: Irregular - floor area about 42 sq. ft.
Oil House Construction Material: Concrete
Oil House Capacity: About 350 5-gal cans
Other (Describe): 1 storeroom & 1 closet on 1st floor & 2 closets on each of 2nd, 3rd & 4th floors - fitted with shelves & hooks - used primarily for clothing.
Suitability: Dry - suited for purpose for which they were designed.
Fog Signal General
Fog Signal Kind: Daboll trumpet, with 2 horns directed up & down channel, 5 HP Hornsby Akroyd oil engines geared to 6" x 6" 150 RPM Bury air compressor in duplicate - low pressure double acting conv. to high pressure single acting.
Time to Start: Hand torch - 19 min; airblast torch - 13 min.
How Long Will Pressure Last: 35 minutes
Year of Manufacture:
Characteristic: 2 sec blast, 18 sec silent
Duplication: Whole outfit in duplicate
Timing Device: 3rd Dist, design, Crosby Automatics in duplicate, No. on automation #4.
If whistle, siren, or trumpet, Pressure at Which Blown: 15 lbs gaga pressure
Height Above Water: 15'
Compass Direction:
Location: Horns on channel or W'ly side of house & in direct line to channels
Distance and Direction: 1 direct to buoy, 11E W of Cross Ledge
Water Supply: 2 wells or storage tanks below basement floor in foundation. Cap of both abt 3200 gal.
Reached from Lighthouse: In lighthouse basement
Description of Fog Signal Building: In basement of lighthouse
Pressure And Recording Gauge:
Internal Combustion Signal
Fog Signal Kind:
Internal Combustion Kind: H.A. type, 5 HP, 7" x 12" 260 RPM
Internal Combustion Manufacturer: DeLaVergne Machine Co., New York, NY
Internal Combustion Date: 1913
Internal Combustion Size: 5 hp
Internal Combustion Horsepower: 5
Internal Combustion Fuel: Kerosene
Internal Combustion Starter: Hand pump, heater lamp or air blast heater lamp
Compressor Maker: Bury Compressor Co., 1913, furnished by DeLaVergne Machine Co., NY, NY
Compressor Seat: On same bed & geared by herringbone toothed gears
Compressor Machinery: 6" x 6" 150 RPM, double acting compressor for low pressure, 15-50 lbs, conv. to single acting for higher pressure to 125 lbs. Unloaders used in both cases on each outfit. Serial #'s 3653 & 3654
Compressor Diameter:
Compressor Stroke:
Compressor RPMs:
Character of Air Inlet:
Kind of Unloader:
Diameter of Delivery Pipe:

Daboll Signal
Daboll: 2nd class
Daboll Reed:
Daboll Length: 8.5"
Daboll Breadth: 2 1/4"
Daboll Base Thickness: 3/8"
Daboll Tip Thickness: 5/16"

Trumpet Signal
Trumpet Length: 7'
Trumpet Diameter: 20.5" extreme 0.5" dia.
Trumpet Material: Brass
Construction Materials:
Number of Rooms:
Number of Dwellings:
Heating Plant:
Number of Keepers:
Furnished Quarters:
NOT Furnished Quarters:
Outhouse Coloring:
Paths and Walks:
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available:
Area Cultivated:
Character of Surroundings:
Stove, Maker: Reading Stove Works
Stove, Size: Othello # 327 - B
Sink, Maker: Not known
Sink, Size: 18" x 26"
Pump, Maker: Gould's Challenge double casting force pump
Pump, Size: # 8, Fig. 470
Lamps: 3 Std. table lamps
How Procured: Rain water from roof, drained to tanks in basement
Quality: Good
Quantity: Yes
Injury Possible: No
Purity Precaution: Cut-off in line of downspouts
Tank Capacity: 1600 gals - under basement floor
Tank Material: Made in concrete
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
Prevalency: No
Local Causes: No
Recommended Improvements:
Boat #1
Boat Number: 1
Type: Seabright Dory
Length: 6'
Width: 22'
When Built: 1913
Date Harbored at Station: Sept. 17, 1913
Sails: False
Suited to Work: Yes
Boat #2
Boat Number: 2
Type: Swampscott Dory
Length: 4' 10"
Width: 17'
When Built: 1913
Date Harbored at Station: Oct. 9, 1913
Sails: True
Suited to Work: Yes

Power Boat
Engine Type: Mianus
Horsepower: 7.5
Engine Maker: Mianus Motor Wks., Stamford Conn
Spare Coil: Edison type, open end, spark coil, low tension - no spare coil
Magnet: None
Battery: Columbia Multiple # 356, coil
Propeller Diameter: 20"
Propeller Pitch: 22" 3-blades

General Information:
Boats on Station: On davits, when at station