Fresnel Lens: Fort Gratiot MI 3rd Order Fixed-Flashing

File Type:
jpg (image/jpeg)
Photo Credit:
US Lighthouse Service
Photo Date:
1912
Type of Object:
Lens Order:
3
Lens Characteristic:
F/FL/W
Current Location Town:
Port Huron
Current U.S. State:
Michigan
Usage:
Destroyed
Lens Manufacturer:
Henry-Lepaute
Lens Style:
Composite a Lens Made From Two Styles of Lens
Reflector:
No
Entered by:
tomtag
Entered Date:
Nov 06, 2017

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