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34 assist students in such explorations are fast passing away. Much can be done this year that can never be done so well in all the years which will succeed.

In subsequent monographs the author will endeavor to thank such persons as have assisted him in their preparation. For the work already completed and for that yet to be done I am especially indebted to Mr. Arthur H. Clark, for encouragement and assistance; to the Hon. Rodney Metcalf Stimson, for the freedom of his splendid collection of Americana lately presented to Marietta College; and to the patient, devoted assistance and collaboration of my wife.

A. B. H.