Figure 20
From: RETRACTED ARTICLE: The Hopewell airburst event, 1699–1567 years ago (252–383 CE)
Chronostratigraphy of a Hopewell reservoir at the Miami Fort earthworks and village site showing the delta 13C values and ages by depth. Kenneth Barnett Tankersley used Microsoft PowerPoint for Mac Version 16.41 (www.microsoft.com) to create this figure.
