Pennsylvania curriculum improvement series

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110	1	⊔	‡aPennsylvania. ‡bDept. of Public Instruction.
245	1	0	‡aPennsylvania curriculum improvement series.
260	⊔	⊔	‡aHarrisburg, ‡c1961-
300	⊔	⊔	‡c23 cm.
362	0	⊔	‡ano. 1-
500	⊔	⊔	‡aIssues also have individual titles.
538	⊔	⊔	‡aMode of access: Internet.
650	⊔	0	‡aEducation ‡vCurricula.
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DAT	1	⊔	‡a20120815061326.0 ‡b2024-01-01T19:11:49Z
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