TY - BOOK T1 - Covered bridges and the birth of American engineering / AU - Christianson, Justine. AU - Marston, Christopher H. AU - Barker, James AU - Bennett, Lola. AU - Conwill, Joseph D., AU - Duwadi, Sheila Rimal. AU - Gasparini, Dario A. AU - O'Connor, Richard. AU - Reckard, M. K. AU - Sangree, Rachel Herring. AU - Harrison, Michael R. AU - Simmons, David A. CN - TG23 CN - TG23 N1 - "This study is conducted under a joint agreement between the Federal Highway Administration -- Turner Fairbank Highway Research Center, and the National Park Service -- Historic American Engineering Record (HAER)." N1 - Shipping list no.: 2016-0123-P. ID - 742528 KW - Covered bridges KW - Engineering SN - 9780578171067 SN - 0578171066 TI - Covered bridges and the birth of American engineering / LK - http://www.nps.gov/hdp/CoveredBridges2015.pdf UR - http://www.nps.gov/hdp/CoveredBridges2015.pdf ER -