| Record ID | ia:collectedmathema04hillrich |
| Source | Internet Archive |
| Download MARC XML | https://archive.org/download/collectedmathema04hillrich/collectedmathema04hillrich_marc.xml |
| Download MARC binary | https://www.archive.org/download/collectedmathema04hillrich/collectedmathema04hillrich_meta.mrc |
Invalid MARC record.