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IP address: 44.200.248.13
Time: 2024-08-03T03:12:42Z
URL: https://scholar.google.com/scholar_lookup?author=Braswell%20Geoffrey%20E.&author=Glascock%20Michael%20D.&author=Willis%20Andrews%20E.&journal=Ancient%20Mesoamerica&pages=173-192&publication%20year=1994&title=The%20Obsidian%20Artifacts%20of%20Quelapa%2C%20El%20Salvador&volume=5