Report for Dumpling Rock (Massachusetts) - 1927

District: 2nd
Inspector: C.H. Robinson, Asst. Lighthouse Engineer
Location: On Dumpling Rock off Round Hill NW side of Bay.
Date of Report: 11/16/1927
Latitude: 41° 32' 18"
Longitude: 70° 55' 19"
Site: Purchase
Date of Reservation:
Date of Deed: 06/29/1828
Date of Permission:
Date of Lease:
Area of the Entire Site: Undetermined
Area Inclosed: None
Character of Soil:
Distance of tower from Nearest High-Water Mark: About 15'
Inclosures to Premises / Type of Fence: None
Wharf or Landing on Premises: 3 boat sliips
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: Boat, 4 miles to S Dartmouth Post Office
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: Tower
Number of Separate Lights: One
First Built or Established: 1829
Last Rebuilt, Repaired, or Renovated: 1889
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: 48'
Background of Lighthouse as Seen from Sea: Trees
Color of Tower: White with black lantern
Color of Tower/ How Produced: Paint
Tower Connection: Attached to NE'ly corner of dwelling
Object of Navigation: Coast, bay and local navigation
Building Materials: Wood
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps: Wood winding
Number of Landings:
Size of Glass: 9" x 12"
Number of Windows and Size of Sash: 2; 30 3/4" x 53"
Number of Doors: 1; 3' x 7'
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks: Tower foundation is built upon the rock.
Lantern and Fixtures
Order of Lantern: 4th
Shape of Lantern: Polygonal
Diameter to Glass:
Diameter in the Clear:
Number of Sides: 8
Type of Bars: Vertical
Thickness of Bars: 1"
Height Glazed: 35 1/4"
Number of Plates in Height: One
Number of Plates Each Side: One
Thickness of Plates: 1/4"
Size of Plates: 34 3/4" x 36"
Number of Storm Panes:
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Iron
Construction Material Roof / Cowl: Iron
Ventilator / Cowl: Iron
Lightning Spindle: Yes, connects with conductor to sea
Description of Lightning Rod:
Balustrade: Yes
Lantern Doors: Iron fitted with brass hinges
Floor of Lantern: Wood canvas covered
Watchroom Doors: Wooden trap door hinged
Parapet Diameter:
Location / Number: Parapet
Ladders / Cleaning Arrangement: None
Curtain Hooks / Hanger: Hooks screwed into frieze of lantern
Illuminating Apparatus
Kind of Apparatus:
Intensity in Candles: W 2800; R 840
Name of Maker: Barbier, Benard & Turenne, Paris
Year Made: Not known
Marks and Number: USLHE 442
Order of Apparatus: 4th
Inside Diameter: 19.5"
Light Characteristic:
Time of Revolution:
Flash Interval:
Duration of Flash:
Arc of Each Fixed Part: 90 degrees
Number of Panels: 4 (1 open)
Number of Flash Panels:
Arc of Each:
Number of Elements in Central Drum: 5
Number of Prisms Above Center Drum: 6 (one missing), fixed
Number of Prisms Below Center Drum: 4, 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: Iron
Service Table:
Draft Tube Description: Draft tube & cone
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:
Lens Protection:
How Color is Produced: Sector red glass
Red Sectors Description: 27 degrees to 43 degrees
Where Color Attached: Lantern
Form of Colored Glass:
Lamp Description: 35 mm IOV Type A
Type of Illuminant: Kerosene
Number of Spare Lamps: One
Number of Spare Burners: One
Candle Power: 500 CP

Vapor Oil Lamp
Number of Wicks or Mantels: 1 mantel
Diameter of Outside Wick:
Diameter of Mantel: 1 1/4"
Diameter of Circum Circle: One only
Closets and Store Rooms
Tower Closet Use: Locker in watch room provided with drawers
Oil House Description: 110' S'ly of light tower
Oil House Inside Dimension: 8' 8" x 10' 8"
Oil House Construction Material: Bricks
Oil House Capacity: About 450 5-gal cans
Other (Describe):
Fog Signal General
Fog Signal Kind: 1st Class Reed Horn
Time to Start: About 10 min
How Long Will Pressure Last: About 10 min
Year of Manufacture:
Characteristic: 3 sec blast; 12 sec silent - Bell rung by hand if horn is inoperative
Duplication: Engines & compressors
Timing Device: Cam shaft & fuel rods
If whistle, siren, or trumpet, Pressure at Which Blown: 6 lbs
Height Above Water: 28'
Compass Direction: About 170 degrees
Location: Guide to Buzzards Bay & New Bedford Harbor
Distance and Direction: About 225' & 50' distant
Water Supply: Rain water
Reached from Lighthouse: Plank walks
Description of Fog Signal Building: 1 story wooden building shingled
Pressure And Recording Gauge: Pressure gauge only
Bell Signal
Weight: 1,000 lbs
Metal: Bell
Diameter: 36"
Height: 30"
Manufacturer: Wm. Blake & Co. Boston 1874, formerly H.M. Hooper & Co.
Weights for Operation:

Internal Combustion Signal
Fog Signal Kind:
Internal Combustion Kind: Internal Combustion
Internal Combustion Manufacturer: De La Vergne Refg Mch Co.
Internal Combustion Date: 1897
Internal Combustion Size: 7" x 8"
Internal Combustion Horsepower: 4
Internal Combustion Fuel: Kerosene
Internal Combustion Starter: Hot ball
Compressor Maker: Amer. Air Compressor Company 1897
Compressor Seat: Same bed geared
Compressor Machinery: Ratio 1 to 2
Compressor Diameter: 7"
Compressor Stroke: 7
Compressor RPMs: 128
Character of Air Inlet: Cone
Kind of Unloader: Poppett
Diameter of Delivery Pipe: 2.5"

Daboll Signal
Daboll: 1st class
Daboll Reed:
Daboll Length: 20"
Daboll Breadth: 5"
Daboll Base Thickness: 13/16"
Daboll Tip Thickness: 3/8"

Trumpet Signal
Trumpet Length: 8'
Trumpet Diameter: 2'
Trumpet Material: Copper

Air Receiver
Number: 2
Diameter: 1 - 4'; 1 - 5'
Height: 7'
Capacity Cubic Feet: 87 & 137
Pressure in Each: 6 lbs
Make of Reducing Valve: None
Location: Built adjacent tower
Coloring: White with lead colored trimmings
Construction Materials: Wood
Number of Rooms: 4 one side, 5 on other
Number of Dwellings: 1 double
Heating Plant: Direct hot water
Number of Keepers: 1 keeper & 1 asst.
Furnished Quarters: Both
NOT Furnished Quarters: None
Outhouses: Fuel house S of dwelling
Outhouse Coloring: White lead trim
Paths and Walks: Board walk from dwelling to boat house & fog signal house
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available: None
Area Cultivated:
Character of Surroundings: Rock
Stove, Maker: Magee Grand (2)
Stove, Size: 7-18 (2)
Sink, Maker: Not known
Sink, Size: 22" x 48" (2)
Pump, Maker: Douglas (2)
Pump, Size: #2 (2)
Lamps: 2 brass table, 2 brass hand lamps from General Depot
How Procured: Rain water from roofs
Quality: Good
Quantity: Ample
Injury Possible: Yes, necessary to turn water off when heavy E'ly seas are running
Purity Precaution: Washing roofs & frequent cleaning of cisterns
Tank Capacity: Dwelling, 2000 gal; Fog signal house 1000 gal; Wooden tank 1500 gal
Tank Material: Bricks cement plastered & wooden tank
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
General Opinion: Healthful
Diseases: None
Local Causes: No
Recommended Improvements: No
Access to Lighthouse: Landing on 1 of 3 boat slips, no wharf or road. 1 Boathouse
Distance and Direction: N'ly slip about 40' & S'ly & W'ly slips each about 60' from tower.
Miscellaneous Remarks: Station in very good condition.
Boat #1
Boat Number: 47
Type: Power Dory
Length: 4' 10"
Width: 16'
When Built: 1912
Date Harbored at Station: Mar 1913
Sails: False
Suited to Work: Yes
Boat #2
Boat Number: 50
Type: Dory
Length: 4' 10"
Width: 13'
When Built: 1913
Date Harbored at Station: Dec 1913
Sails: False
Suited to Work: Yes

Power Boat
Engine Type: Gasoline
Horsepower: 3.5
Engine Maker: Palmer S Type SI-564112 (1912)
Spare Coil: None
Magnet: None
Battery: Dry - 6
Propeller Diameter: 16"
Propeller Pitch: 23" 3 blade

General Information:
Boats on Station: In boat house