| LDR | 01153nam a22002651 4500 | ||
| 001 | 000953208 | ||
| 003 | MiAaHDL | ||
| 005 | 20150527000000.0 | ||
| 006 | m d | ||
| 007 | cr bn ---auaua | ||
| 008 | 870122s1913 pau 00000 eng c | ||
| 010 | ⊔ | ⊔ | ‡ae 15001132 |
| 035 | ⊔ | ⊔ | ‡asdr-nrlf.b121301941 |
| 035 | ⊔ | ⊔ | ‡asdr-nrlfGLAD325665-B |
| 035 | ⊔ | ⊔ | ‡asdr-miu.990009532080106381 |
| 035 | ⊔ | ⊔ | ‡aGLADN325665 |
| 040 | ⊔ | ⊔ | ‡aU.S. Bur. of Education ‡cCUY |
| 090 | ⊔ | ⊔ | ‡aHD6250 ‡b.U6A8 |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)14199035 |
| 110 | 2 | 0 | ‡aArmstrong Association of Philadelphia. |
| 245 | 1 | 2 | ‡aA comparative study of the occupations and wages of the children of working age in Potter and Durham schools, Philadelphia. ‡cMade under the auspices of the Armstrong Association of Philadelphia. |
| 260 | 0 | ⊔ | ‡a[Philadelphia, ‡bPrinted by pupils at the Philadelphia trades school] ‡c1913. |
| 300 | ⊔ | ⊔ | ‡a20 p. ‡c23 cm. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aChild labor ‡zPennsylvania ‡zPhiladelphia. |
| 710 | 1 | 0 | ‡aPhiladelphia (Pa.) ‡bBoard of Public Education. |
| CID | ⊔ | ⊔ | ‡a000953208 |
| DAT | 0 | ⊔ | ‡a19140917000000.0 ‡b20150527000000.0 |
| DAT | 1 | ⊔ | ‡a20181128115309.0 ‡b2018-12-11T19:21:17Z |
| CAT | ⊔ | ⊔ | ‡aSDR-NRLF ‡dIII - MILLENIUM ‡lprepare.pl-004-008 |
| FMT | ⊔ | ⊔ | ‡aBK |
| HOL | ⊔ | ⊔ | ‡0sdr-nrlf.b121301941 ‡auc2 ‡bSDR ‡cINRLF ‡puc2.ark:/13960/t9h41n81m ‡sUC ‡1.b121301941 ‡8ia.comparativestudy00armsrich |
| 974 | ⊔ | ⊔ | ‡8ia.comparativestudy00armsrich ‡bUC ‡cINRLF ‡d20181211 ‡sia ‡uuc2.ark:/13960/t9h41n81m ‡y1913 ‡rpd ‡qbib ‡tUS bib date1 < 1929 |
| 974 | ⊔ | ⊔ | ‡bUC ‡cNRLF ‡d20240731 ‡sgoogle ‡uuc1.$b95806 ‡y1913 ‡rpd ‡qbib ‡tUS bib date1 < 1929 |
| 974 | ⊔ | ⊔ | ‡bMIU ‡cMIU ‡d20230730 ‡sgoogle ‡umdp.39015030624558 ‡y1913 ‡rpd ‡qbib ‡tUS bib date1 < 1929 |