Order of Lantern:

 

Shape of Lantern:

 

Diameter to glass:

 

Diameter in the clear:

 

Number of sides:

 

Type of bars:

 

Thickness of bars:

 

Height glazed:

 

Number of plates in height:

 

Number of plates each side:

 

Thickness of plates:

 

Size of plates:

 

Number of storm panes:

 

Unglazed side of lantern:

 

what bearings:

 

Construct Material Lantern:

 

Construct Material roof / cowl:

 

Ventilator / cowl:

 

Lightning spindle:

 

Desc of Lightning rod:

 

Balustrade:
 

 

Lantern doors:

 

Floor of lantern:

 

Watchroom doors:

 

Diameter parapet:

Lighthouse Inspection Reports Database

Grand Marais Rear Range Light Station

Lantern and fixtures

4th

 

polygonal

 

7'

 

6' 5"

 

8

 

vertical

 

 

 

35 1/4"

 

one

 

one

 

5/16"

 

35 3/4" x 32.5"

 

none

 

2 adjacent panels each 45 degrees

 

between 200 degrees & 290 degrees with 0 degrees at N.

 

Cast iron parapet lined with sheet iron, wrought iron verticals.

 

Cast iron plates forming 8-sided pyramidal roof, lined with zinc.

 

cast iron

 

brass, platinum tip

 

none

 

Gallery square, 12' x 12' in plan, of cast iron plates. Balustrade is 2, 2" pipe rails with 1.5" pipe stanchions, all with pipe fittings

 

2-fold cast iron door in parapet, with brass fittings; leads to outside gallery.

 

Cast iron plates bolted together & to plates of outside gallery.

 

Cast iron plate trap door with iron ring handle & hinges.

 

6' 7"

Report Sections:

Premises | Lantern and Fixtures | Ventilators and Watchroom | Illuminating Apparatus | Closets and Storerooms

 

Fog Signal General | Fog Signal Equipment | Dwelling | Asst. Keepers Dwellings | Water | Healthfulness

 

Lighthouse Access | Station Boat Info | Tools and Accessories | Light Vessel Specific | Inspection Reports

 

Supplemental Reports

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