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100   $a20180507d2017      ay             0
101 0 $aeng
135   $aurcnu||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aBridges /$fby Virginia Loh-Hagan
210  1$aAnn Arbor :$cCherry Lake Publishing,$d[2017]
215   $a1 online resource (24 pages) $cillustrations
225 0 $a21st century junior library. Extraordinary engineering
311   $a1-63472-162-4 
320   $aIncludes bibliographical references and index.
327   $aWhat are bridges? -- How are short and long bridges supported? -- How do arch bridges work? -- How do bridges hang in the air? -- Try this!
330   $a"The 21st Century Junior Library Extraordinary Engineering series explains how important feats of engineering are accomplished. Bridges examines the engineering concepts that make these critical structures possible. Sidebars encourage readers to engage in the material by asking deeper questions or conducting individual research. An activity, full color photos, a glossary, and a listing of additional resources all enhance the learning experience"--$cProvided by publisher.
606   $aBridges$vJuvenile literature
606   $aBridges$xDesign and construction$vJuvenile literature
615  0$aBridges
615  0$aBridges$xDesign and construction
676   $a624.2
700   $aLoh-Hagan$b Virginia$01225467
801  0$bMiAaPQ
801  1$bMiAaPQ
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906   $aBOOK
912   $a9910154841303321
996   $aBridges$92888777
997   $aUNINA