"Double Bullseye Clamshell" - this photograph is the beautifully displayed double bullseye clamshell Fresnel lens from the lantern room at the Rock of Ages light, which is about 4.5 miles as the crow flies to the west from where the lens is on display in the Windigo Ranger Station on Isle Royale.

 

All images are Copyrighted by Gary Martin, 1996-2004. No images can be downloaded or used for any purpose without premission in writing from the copyright holder.