Appendix, The Southern Margins of Sumer – Archaeological Survey of the Area of Eridu and Ur, Henry T. Wright, 1966, in ADAMS R. McC. (1981), Heartland of Cities. Surveys of Ancient Settlement and Land Use on the Central Floodplain of the Euphrates, University of Chicago Press ( https://archive.org/details/heartlandofcitie0000adam/page/n5/mode/2up )
Appendix, The Southern Margins of Sumer – Archaeological Survey of the Area of Eridu and Ur, Henry T. Wright, 1966, in ADAMS R. McC. (1981), Heartland of Cities. Surveys of Ancient Settlement and Land Use on the Central Floodplain of the Euphrates, University of Chicago Press ( https://archive.org/details/heartlandofcitie0000adam/page/n5/mode/2up )
Settlement dates to ca. 6500 to 3800 BC. It gave the name to the period. This term was coined at a conference in Baghdad in 1930.
Temple of Ninhursag
Necropolis of Ubaid
