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Reference add

add reference by Warren K. Moorehead RobertMem ( talk) 17:56, 30 September 2013 (UTC) reply

Update and Add Citations

Performed an update and additional detail based on contemporary research. Add numerous citations for data.

If someone has more information on the Moorehead Circle and Robert Riordan's research, please add. Robertnola ( talk) 15:51, 17 December 2018 (UTC) reply