Walter E. Heinrichs, Jr. mining collection: Engineers Testing Lab. � Mt. Lemmon Investigation
Dates
Dataset Reference Date
2012-05-30
Start Date
1980
End Date
1980
Summary
Documents from the Walter E. Heinrichs, Jr. mining collection. Description: Retaining wall foundation seismic investigation report-maps-field data �photos and misc. data.
Summary
Documents from the Walter E. Heinrichs, Jr. mining collection. Description: Retaining wall foundation seismic investigation report-maps-field data �photos and misc. data.