The geologic map for the Zebulon quadrangle has been created as a general-purpose map that is applicable to land-related investigations in the earth, environmental and biological sciences. Covers part of Wake, Johnston and Franklin counties.
By P. Albert Carpenter III, Robert H. Carpenter, J. Alexander Speer and Edward F. Stoddard. 1996. In black and white. Approximate scale - 1:24,000. Approximate size - 36"x42". Geology mapped 1990-1994. Nine page text included.