Industrial calendar, by Katharine Treat / Treat.
| Author/creator | Treat |
| Format | Electronic |
| Publication Info | [S.l.] : Vocational adjustment bureau, |
| Supplemental Content | Full text available from Making of America Books |
| General note | Title from content provider. |
| Access restriction | Available only to authorized users. |
| Technical details | Mode of access: World Wide Web |
| Genre/form | Electronic books. |