Illuminator from HMS Erebus (2014)

Illuminator from HMS Erebus

Created by: Parks Canada/Thierry Boyer
Archive: Parks Canada
Collection: Parks Canada 2017 release
Reference number: 89M0626EF
Date: 2014
Notes: Parks Canada underwater archaeologist Ryan Harris examines a Preston Patent Illuminator set into the upper deck. An Illuminator was a round glass prism contained in a circular brass flange that served to direct ambient outside light into the dark interior space below deck.

Sunken ship