JOSÉ DE EZPELETA, GOBERNADOR DE LA MOBILA, 1780-1781, by Francisco de Borja Medina Rojas, reviewed by Robin F. A. Fabel; SUN, SAND AND WATER: A HISTORY OF THE JACKSONVILLE DISTRICT U. S. ARMY CORPS OF ENGINEERS, 1821-1975, by George E. Buker, reviewed by Nelson M. Blake; THE WESTWARD ENTERPRISE: ENGLISH ACTIVITIES IN IRELAND, THE ATLANTIC AND AMERICA, 1480-1650, edited by K. R. Andrews, N. P. Canny, and P. E. H. Hair, reviewed by Eugene Lyon; LETTERS OF DELEGATES TO CONGRESS, 1774-1789, VOLUME 5, AUGUST 16-DECEMBER 31, 1776, edited by Paul H. Smith, Gerard W. Gawalt, Rosemark Fry Plakas, and Eugene R. Sheridan, reviewed by Robert M. Calhoon; THE ONLY LAND THEY KNEW: THE TRAGIC STORY OF THE AMERICAN INDIANS IN THE OLD SOUTH, by J. Leitch Wri...