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The nineteenth-century exploitation of logwood ("Haematoxylon campechianum") in Campeche, Mexico, is described. It is suggested that ditches used in this enterprise have been mistaken for Precolumbian irrigation canals.
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Stored only when both papers are in the corpus — 17 citations exist upstream.
Papers that cite the same references — the relational fallback while embeddings are still backfilling.
Imported from OpenAlex (CC0) — nothing here is generated.