Logo
Prev
Bookmark
Rotate
Print
Next
Contents
All Pages
Related Articles
Browse Issues
Help
Search
Home
'
National Geographic : 1936 Aug
Contents
NEW SAFEGUARDS FOR SHIPS IN FOG AND STORM Photograph courtesy The Washington Post DUSTING IS A DAILY CHORE IN "LIGHTHOUSEKEEPING" Four small bulbs are the sources of the dazzling shaft of light which the Cape Henry, Virginia, station throws 22 miles out to sea on a clear night to guide shipping into the entrance to Chesapeake Bay. A huge lens concentrates the light from the four lamps into a piercing white beam of some 160,000 candlepower. Cape Henry is one of the 116 primary lights of the U. S. Lighthouse Service (pages 191 and 195). 185
Links
Archive
1936 Sep
1936 Jul
Navigation
Previous Page
Next Page