Illuminating Apparatus

Kind of Apparatus:

Intensity in Candles:

Name of Maker:

Year Made:

Marks and Number:

Order of Apparatus:

Inside Diameter:

Light Characteristic:

Time of revolution:

Flash interval:

Duration of flash:

Arc of each fixed part:

Number of panels:

Number of flash panels:

Arc of each:

Number of elements in
central drum:

Number of prisms above
central drum:

Number of prisms below
central drum:

Does Apparatus revolve?:

Is there a Revolving Belt:

Revolving panels:

How is flash produced:

Num of Vertical elements panel:

Fixed lens covered:

Pedestal:

Service Table:

Draft Tube description:

Lighthouse Inspection Reports Database

Alpena Light Station

Illuminating Apparatus page 1 of 2

None given.

Unknown.

None.

4th.

1' 7-5/8"

Fixed red.

Not movable.

No flashes.

4, Only 2 of 4 panels are composed of glass elements. Other 2 are made of sheet brass reflectors., concaved toward the lamp. Both hinged so as to swing as doors.

None.

Cylindrical cast iron bolted to the lantern floor. 18" table for supporting lens.

None.

No ventilator flue.

Report Sections:

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

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

Supplemental Reports

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