Woopwortu.— Geological Expedition to Brazil and Chile. 
PLATE 4. 
Ruins of the old Spanish fort at Penco (ancient Concepcion) on the eastern 
shore of Concepcion Bay, destroyed in the earthquake and tsunami of May 
24, 1751. View looking N. 56° E, mag., December 13, 1908. These walls 
are the sole standing remnant of the old town of Concepcion. Page 33. 
