Digest>Nov/Dec 2017

Photo Caption:

The double-tiered rotating aero beacon at Tillamook Rock Lighthouse that replaced the first order Fresnel lens. It was manufactured by J. C. Busch Co. of Milwaukee, Wisconsin. At the time that it was installed at Tillamook Rock Lighthouse, the Lighthouse Service stated that this type of lens was “Now in use or proposed for use at Michigan Island Lighthouse in Wisconsin, Indiana Harbor Lighthouse in Indiana, and Washington Harbor Lighthouse in Wisconsin.” (Lighthouse Digest archives photo by lighthouse keeper Lonnie Haynes.)
Back to the edition of: Nov/Dec 2017


Mystery Surrounds Tillamook Rock’s First Order Fresnel Lens
Back to the edition of: Nov/Dec 2017

All contents copyright © 1995-2024 by Lighthouse Digest®, Inc. No story, photograph, or any other item on this website may be reprinted or reproduced without the express permission of Lighthouse Digest. For contact information, click here.

to Lighthouse Digest

USLHS Marker Fund

Lighthouse History
Research Institute

Shop Online

Subscribe   Contact Us   About Us   Copyright Foghorn Publishing, 1994- 2024   Lighthouse Facts     Lighthouse History