William,
You might want to post this to the SPANBORD list (the history and
archaeology of the Spanish Borderlands 1521-1900). Or I can post it for
you, and send you the replies.
Arrastras are often found on early Spanish and Mexican sites. Let me check
my bibliography.
Anita Cohen-Williams
CohWill Consulting
Internet Researcher / Web Consultant
List Owner of HISTARCH, SUB-ARCH, and SPANBORD
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