Guidelines for the maintenance of traffic signal systems

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040 ⊔ ⊔ ‡ana ‡cCU-IT
043 ⊔ ⊔ ‡an-us-pa
035 ⊔ ⊔ ‡a(OCoLC)10907503
110 2 0 ‡aEdwards and Kelcey, inc.
245 1 0 ‡aGuidelines for the maintenance of traffic signal systems / ‡cprepared by Edwards and Kelcey, Inc.
260 0 ⊔ ‡a[Harrisburg, Pa.] : ‡bPennsylvania Dept. of Transportation, ‡c[1983]
300 ⊔ ⊔ ‡a1 v. (various pagings) : ‡bill. ; ‡c28 cm.
500 ⊔ ⊔ ‡aCover title.
538 ⊔ ⊔ ‡aMode of access: Internet.
650 ⊔ 0 ‡aTraffic signs and signals ‡zPennsylvania ‡xMaintenance and repair.
650 ⊔ 0 ‡aElectronic traffic controls ‡xMaintenance and repair.
690 ⊔ ⊔ ‡aTraffic signals ‡xMaintenance and repair.
710 1 0 ‡aPennsylvania. ‡bDepartment of Transportation.
CID ⊔ ⊔ ‡a102187160
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DAT 1 ⊔ ‡a20171007090548.0 ‡b2023-11-28T19:06:49Z
DAT 2 ⊔ ‡a2023-11-28T18:30:02Z
CAT ⊔ ⊔ ‡aSDR-UCBK ‡dIII - MILLENIUM ‡lprepare.pl-004-007
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