Books
1979/80 Egypt Before the Pharaohs. Alfred A. Knopf, New York; Routledge and Kegan Paul, London; Ark, London.
1991 Egypt before the Pharoahs: the Prehistoric Foundations of Egyptian Civilization. Revised edition, University of Texas Press, Austin.
Monographs
1977 Excavations at Allahdino II: The Lithic Industry. Papers of the Allahdino Expedition 1, New York [with J.H. Cleland].
1982 The Predynastic of Hierakonpolis - An Interim Report. Egyptian Studies Association Publication 1. Cairo University Herbarium, Cairo, Egypt and Western Illinois University, Macomb Illinois, USA. [with sections by B. Adams, M. Berger, M.N. El Hadidi, J.F. Harlan, H.A. Hamroush, C. Lupton, J. McArdle, W. McHugh. R.O. Allen and M.S. Rogers.]
Articles
1968 "Archaeological Surveys in the Central Ohio River Valley", Ohio Archaeologist 18 (2): 112-114.
1971 "The Kushano-Sassanian Cemetery", Afghanistan 24 (2-3): 138-166 [with J.G. Schaffer].
1972a "Process and Tradition in Cypriote Culture History - Time Theory in Anthropology", Anthropological Quarterly 45: 15-34.
1972b "Occupational Features at the Kom El Ahmar", Journal of the American Research Center in Egypt 9: 35-47.
1972c "Excavations at Locality 14", Journal of the American Research Center in Egypt 9: 49-74.
1973 "The History of Anthropology Revisited - A Byzantine Viewpoint", American Anthropologist 75: 1349-1357.
1974a "The Social Context of Trash Disposal in an Early Dynastic Egyptian Town", American Antiquity 39: 35-50.
1974b "The Rise of Antiquarian Though in Japan and Western Europe", Papers in Honor of Chester S. Chard, Arctic Anthropology 11 (supplement): 182-188.
1975 "The Harappan Settlement at Allahdino - Analyzing the Sociology of an Archaeological Site", in K.A.R. Kennedy and G. Possehl (eds.), Ecological Background of South Asian Prehistory. South Asian Occasional Papers and These 4, (South Asian Program, Cornell University Ithaca): 94-117.
1976a "Kinship and Burial Among the Kushano-Sassanians: A Preliminary Assessment", East and West 25: 133-151 [with J.G. Schaffer].
1976b "City of the Hawk - Seat of Ancient Egypt's Ancient Civilization", Expedition 18: 32-41.
1980a "An Amratian House from Hierakonpolis and Its Significance for Predynastic Research", Journal of Near Eastern Studies 39: 119-137.
1980b "Blue Ridge Prehistory - A General Perspective", Quarterly Bulletin, Archaeological Society of Virginia 35: 185-210 [with R.W. Foss].
1980c "Ghosts in the Sand. New Archaeological Discoveries at Hierakonpolis", Arts in Virginia 21: 2-17.
1980d "New Excavations at Hierakonpolis: A Multi-Disciplinary Approach to the Origins of the Egyptian State", Anthropology 4: 51-70.
1980e "Current Predynastic Research at Hierakonpolis", Bulletin de l'Association Internationale pour l'Etude de la Préhistoire Egyptienne 2: 33-52.
1982a "A Preliminary Report on the 1982 Season at Hierakonpolis", Newsletter of the American Research Center in Egypt 119: 14-21.
1982b "A Geochemical Approach to the Understanding of Ceramic Tehcnology in Predynastic Egypt", Archaeometry 24 (2): 119-212 [with R.O. Allen, M.S. Rogers and R.S. Mitchell].
1983 "Where Nations Began", Science 83 4: 42-51.
1984a "Recent Fieldwork at Hierakonpolis", Newsletter of the American Research Center in Egypt 125: 23-27 [with J.F. Harlan].
1984b "Predynastic Cultural Ecology and Patterns of Settlement in Upper Egypt as Viewed from Hierakonpolis", in L. Krzyzaniak and M. Kobusiewicz (eds.), Origin and Early Development of Food Producing Cultures in Northeastern Africa. Polish Academy of Sciences, Poznan: 235-245.
1986a "Uncovering the Secrets of the Ancient Nile", Analytical Chemistry 58 (4): 572-580 [with R.O. Allen and H.A. Hamroush].
1986b "A Preliminary Report on 1984 Excavations at Hierakonpolis", Newsletter of the American Research Center in Egypt 132: 3-14
1986c "Wild Barley Hordeum spontaneum L. in Egypt", Biological Conservation 37: 291-300 [with M.N. El Hadidi, M. Abd el-Ghani, and I. Springel].
1986d "A Model of Urban Development for the Hierakonpolis Region from Predynastic through Old Kingdom Times", Journal of the American Research Center in Egypt 23: 175-187 [with H.A. Hamroush and R.O. Allen].
1987a "The Environmental and Evolution of an Early Egyptian Urban Center: Archaeological and Geochemical Investigations at Hierakonpolis", Geoarchaeology 2 (1): 1-13 [with H.A. Hamroush and R.O. Allen].
1987b "A Regional Perspective of the Predynastic Cemeteries of Hierakonpolis", in Barbara Adams, The Fort Cemetery at Hierakonpolis. Kegan Paul International, London and New York: 187-202.
1988a "Before the Pharoahs: How Egypt Became the World's First Nation-State", The Sciences (New York Academy of Sciences), January/February 1988: 40-47.
1988b "Prelude to Civilization: The Predynastic Period in Egypt", in K.L. Willoughby and E.B. Stanton (eds.), The First Egyptians. McKissick Museum, University of South Carolina, Columbia: 33-46.
1989a "A Stratified Predynastic Sequence from Hierakonpolis (Upper Egypt)" in L. Krzyzaniak and M. Kobusiewicz (eds.), Late Prehistory of the Nile Basin and the Sahara. Poznan Archaeological Museum, Poznan: 317-323.
1989b "In Search of the First Egyptians", Humanities 10 (1): 4-7.
1989c "Packaged Funerals and the Rise of Egypt", Archaeology 42 (2): 48-51.
1989d "An Introduction to the Predynastic Period in Egypt", Terra (Natural History Museum of Los Angeles County) 27 (5-6): 34-43.
1989e "Archaeological Implications of Differences in the Composition of Nile Sediments", in R.O. Allen (ed.), Archaeological Chemistry IV (Advances in Chemistry Series 220), American Chemical Society, Washington D.C.: 33-56 [with R.O. Allen and H.A. Hamroush].
1993 "Problems of Assessing Environmental Impact on Predynastic Settlements at Hierakonpolis", in L. Krzyzaniak and M. Kobusiewicz (eds.), Environmental Change and Human Culture in the Nile Basin and North East Africa through the 2nd Millennium B.C. Polish Academy of Sciences, Poznan: 359-370 [with J.O. Mills].