Download or read book Cretaceous-Tertiary Boundary in New Jersey, Delaware, and Eastern Maryland written by James P. Minard and published by . This book was released on 1969 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: The basal Tertiary Hornerstown Sand unconformably overlaps progressively lower truncated beds in the underlying Cretaceous section southwestward through New Jersey, Delaware, and eastern Maryland.