Digest>July 2009

Photo Caption:

The original configuration of the Piedras Blancas lens was alternating bull's eye lenses and horizontal, barrel lenses. This arrangement produced a fixed light varied by a flash every 15 seconds. (Drawing by Mark Arnold, PBLS volunteer).
Back to the edition of: July 2009

Story:

The Light At Piedras Blancas
Back to the edition of: July 2009

All contents copyright © 1995-2025 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.


USLHS Marker Fund


Lighthouse History
Research Institute


Shop Online












Contact Us   About Us   Copyright Foghorn Publishing, 1994- 2025   Lighthouse Facts     Lighthouse History