Report for The Graves (Massachusetts) - 1927

District: 2nd
Inspector: C. H. Robinson
Location: On a ledge, submerged at high water on the SE side of Broad Sound Channel entrance to Boston Harbor
Date of Report: 10/07/1927
Latitude: 42° 21' 55"
Longitude: 70° 52' 11"
Site: Ceded to United States by Commonwealth of Massachusetts, 1903
Date of Reservation:
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site: 43, 500 sq. ft.
Area Inclosed: None
Character of Soil:
Distance of tower from Nearest High-Water Mark: Foundation of tower submerged at half tide
Inclosures to Premises / Type of Fence: None
Wharf or Landing on Premises: Wharf
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: Boat to Boston, distance about 9 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: Granite tower
Number of Separate Lights: One
First Built or Established: 1905
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: 98'
Background of Lighthouse as Seen from Sea: Sky
Color of Tower: Light grey granite - natural color
Color of Tower/ How Produced:
Tower Connection: Keepers quarters in tower
Object of Navigation: Seacoast & local navigation
Building Materials: Granite
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps: Circular cast iron
Number of Landings:
Size of Glass: 13.5" x 14.5" sash 17" x 30"
Number of Windows and Size of Sash: 9 - 2 sashes, 2 lights to each
Number of Doors: 1 double entrance 3' x 6' 10" inside 2' 5" x 6' 10"
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks: Ledge benched off tower anchored to ledge by 2" dowles through stones & by 6" iron dowels built into concrete core, tower solid up 40' with exception of 2 42" cisterns
Lantern and Fixtures
Order of Lantern: 1st
Shape of Lantern: Cylindrical
Diameter to Glass:
Diameter in the Clear:
Number of Sides:
Type of Bars: Helical
Thickness of Bars: 1 1/16"
Height Glazed: 9' 9 1/2"
Number of Plates in Height: 3
Number of Plates Each Side:
Thickness of Plates: 1/4" regular 1st order helical
Size of Plates:
Number of Storm Panes:
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Bronze
Construction Material Roof / Cowl: Bronze
Ventilator / Cowl: Bronze
Lightning Spindle: Yes - copper
Description of Lightning Rod:
Balustrade: Yes - copper
Lantern Doors: Yes - hinged
Floor of Lantern: Bronze & cast iron
Watchroom Doors: Trap door hinged
Parapet Diameter:
Location / Number: Parapet
Ladders / Cleaning Arrangement: Yes
Curtain Hooks / Hanger: Hooks for hanging curtains

How is Watchroom Fitted: Closet & desk
How is Relief Called: Call bell wires
Where is Call System Led: 1 bell in kitchen, 1 bell in bedroom
Illuminating Apparatus
Kind of Apparatus: 1 hour 10 min
Intensity in Candles: 380,000
Name of Maker: Barbier, Benard & Turenne, Paris, France
Year Made: 1904
Marks and Number: None
Order of Apparatus: 1st
Inside Diameter: 12' 5"
Light Characteristic:
Time of Revolution: 18 sec
Flash Interval: 1st 1.3 sec; 2nd 4.3 sec
Duration of Flash: .2 sec
Arc of Each Fixed Part:
Number of Panels: 3
Number of Flash Panels: 6
Arc of Each: 60 degrees
Number of Elements in Central Drum: 8 prisms & bullseye
Number of Prisms Above Center Drum: 18 flash
Number of Prisms Below Center Drum: 8 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: Formed in float - iron
Service Table:
Draft Tube Description: Regular 1st order draft tube fitted with damper
Revolving Machinery:
Standby and Description:
Chariot Float or Balls: Mercury float
Chariot Description:
Length of Drop Tube: 45' 12" diam.
Clock Weight: 250 lbs
Length of Winding Time: 1 hour 10 min
Drive During Rewind: Yes
Machinery Protection: Glass case
Regulated: Friction governor
Lens Protection:
How Color is Produced:
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: Type B vapor 55 mm
Type of Illuminant: Kerosene
Number of Spare Lamps: 2 vapor oil & 4 1st order wick
Number of Spare Burners: 4
Candle Power: 1500 cp

Clock Cord Description
Revolving Cord: Gal wire
Size of Clock Cord: 3/8"
Length of Clock Cord: About 75'
How Led: Over sheaves
Diameter and Length of Clock Drum: 13.5" dia, 7" long

Vapor Oil Lamp
Number of Wicks or Mantels: 1 mantel
Diameter of Outside Wick:
Diameter of Mantel: 2"
Diameter of Circum Circle: One only

Mercury Float
Inside Diameter of Trough: 4' 8"
Inside Depth of Trough: 11"
Outside Diameter of Float: 4 - 7 3/4
Depth of Float: About 11.5"
Weight of Mercury in Pounds: Not known
How Often is Mercury Renewed: Has never been renewed
Closets and Store Rooms
Tower Closet Use: 6 shelves & doors, wardrobes & storage
Oil House Description: On ledge - 127' - 193 degrees
Oil House Inside Dimension: 10' 10" x 10'
Oil House Construction Material: Granite, copper roof
Oil House Capacity: About 700 5-gal cans.
Other (Describe): Storehouse & toilet on wharf
Suitability: Dry & suitable
Fog Signal General
Fog Signal Kind: 1st class reed horn
Time to Start: About 10 to 15 min
How Long Will Pressure Last: About 1 minute
Year of Manufacture:
Characteristic: 3 sec blast 1 sec silent, 3 sec blast, 13 sec silent
Duplication: Engines, compressors & automatic clocks
Timing Device: Automatic clocks
If whistle, siren, or trumpet, Pressure at Which Blown: 6.5 lbs
Height Above Water: 94'
Compass Direction: 45 degrees
Location: Mark dangerous ledges at entrance to Boston Harbor
Distance and Direction:
Water Supply: Cistern
Reached from Lighthouse: Pump pipe line overboard # 665799 2H P Fairbanks Morse horizontal tyoe - 800 RPM
Description of Fog Signal Building: Apparatus on 2nd floor of tower
Pressure And Recording Gauge: 6.5 lbs yes
Internal Combustion Signal
Fog Signal Kind:
Internal Combustion Kind: Oil
Internal Combustion Manufacturer: August Mietz Corporation
Internal Combustion Date: 1915
Internal Combustion Size: 7" x 8"
Internal Combustion Horsepower: 9
Internal Combustion Fuel: Kerosene
Internal Combustion Starter: Hot ball
Compressor Maker: August Mietz Corporation 1915
Compressor Seat: Both on same shaft
Compressor Machinery:
Compressor Diameter: 7"
Compressor Stroke: 8"
Compressor RPMs: About 300
Character of Air Inlet: Disc 3 3/4" diam
Kind of Unloader: None
Diameter of Delivery Pipe: 2"

Daboll Signal
Daboll: 1st class
Daboll Reed:
Daboll Length: 1' 8"
Daboll Breadth: 5"
Daboll Base Thickness: 11/16"
Daboll Tip Thickness: 5/16"

Trumpet Signal
Trumpet Length: 6'
Trumpet Diameter: 2' at bell
Trumpet Material: Copper

Air Receiver
Number: 1
Diameter: 3' 6"
Height: 28'
Capacity Cubic Feet: 27
Pressure in Each: 6.5 lbs
Make of Reducing Valve: None
Remarks: Air receiver formed in base of tower
Location: Keepers quarters in tower
Construction Materials:
Number of Rooms:
Number of Dwellings:
Heating Plant: Gothic # 14
Number of Keepers: Keeper & 2 assistants
Furnished Quarters: 1st & 2nd assts on shore
NOT Furnished Quarters: Keeper
Outhouses: Storehouse & toilets on wharf
Outhouse Coloring: Brown
Paths and Walks: Walk from tower to oil house
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available: None
Area Cultivated: None
Character of Surroundings: Ledge
Stove, Maker: Magic Hub
Stove, Size: No. 8 -20x
Sink, Maker: Not known
Sink, Size: 22" x 36"
Pump, Maker: None
Pump, Size:
Lamps: 4 hand lamps in use by all the keepers at station from General Depot. 1 table lamp.
How Procured: By tenders for drinking, etc., sea water for cooling
Quality: Ample
Quantity: Yes
Injury Possible: No
Purity Precaution: Tank filled by tender
Tank Capacity: About 1500 gal in tower base
Tank Material: Concrete
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket: Pump
What Power Used: Hand
Distance from Dwelling: From cistern in base of tower
General Opinion: Healthful
Diseases: None
Local Causes: No
Recommended Improvements: No
Access to Lighthouse: Wharf - boathouse on end of same
Distance and Direction: About 75' - 210 degrees
Miscellaneous Remarks: 3 new oil tanks recently installed for bulk oil - 1 square, 2 round.
Boat #1
Boat Number: 163
Type: Dory - power
Length: 4' 10"
Width: 16'
When Built: 1912
Date Harbored at Station: 1921
Sails: False
Suited to Work: Yes
Boat #2
Boat Number: 129
Type: Dory
Length: 4' 6"
Width: 13'
When Built: 1917
Date Harbored at Station: 1918
Sails: False
Suited to Work: Yes

Power Boat
Engine Type: Gasoline
Horsepower: 3.5
Engine Maker: Palmer S-type no number - date 1912
Spare Coil: None
Magnet: None
Battery: Dry - 4
Propeller Diameter: 16"
Propeller Pitch: 23"

General Information:
Boats on Station: On davits & in boat house