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 187264 Carleton Hart Architecture, P.C. Portland Communications Center Seismic Upgrade, Roof Replacement and Envelope Repair project contract additional documents D/78255#2 07/22/2015
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 187264 Carleton Hart Architecture, P.C. Portland Communications Center Seismic Upgrade, Roof Replacement and Envelope Repair project exhibit D/78255#1 07/22/2015