Apo Reef Lighthouse, Philippine Islands. In:Lighthouses and Lightships of the United States by George R. Putnam, p. 174, 1917. Houghton Mifflin and Company, Boston. Library Call No. 527.7 P98.
3/4/2019 10:40:09 AM
Photographer: Archival Photo by Mr. Steve Nicklas
Affiliation: NOS/NGS/RSD
Location: Philippine Islands, Apo Reef
Subject: Coastline
Subject: Philippine Islands
Subject: Lighthouse Historic