J. R. Straka No description specified. 1-3 (3 Records) Documents Data Recovery Excavations at the Late Woodland Cross Site (13LA309) Louisa County, Iowa (2001) Data Recovery Excavations at the Late Woodland Horseshoe Site (13LA27), Louisa County, Iowa (1999) Final Data Recovery Excavations at the Late Woodland Horseshoe Site (13LA27), Louisa County, Iowa (1999)