TY - BOOK AU - Crosby, Alfred W. AU - Nader, Helen, CN - E111 CN - E111 CY - Bloomington, IN : DA - 1989. ID - 141320 KW - Explorers KW - Explorers PB - Indiana Humanities Council, Social Studies Development Center : PB - ERIC Clearinghouse for Social Studies/Social Science Education, PP - Bloomington, IN : PY - 1989. SN - 0941339084 (pbk.) T1 - The voyages of Columbus :a turning point in world history / TI - The voyages of Columbus :a turning point in world history / ER -