Here are 2 books descendants of the Ifflandt/Eveland family will be interested in.
THE PALATINE FAMILIES OF NEW YORK - 1710 Clothbound, 1,350 pages, illustrations, map, name and place index, and appendices
A two-volume, fully documented study of ALL 847 "Palatine" families who arrived in Colonial New York from Germany in 1710.
MORE PALATINE FAMILIES o Clothbound, 625 pages, illustrations, map, every-name index
Some immigrants to the middle colonies from 1717-1776,and their European origins.
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New discoveries on German families who arrived in colonial New York in 1710. This book is the companion volume to The Palatine Families of New York in 1710. Long buried emigration materials found in Germany give ancestral origins of hundreds of New York, New Jersey and Pennsylvania colonists.