Terpene October 14, 2016October 24, 2016 thcscience_admin Transport portalEngineering portal This category is for transport infrastructure completed in the year 1647. 16351636163916421644164716481649165216531656 1590s1600s1610s1620s1630s1640s1650s1660s1670s1680s1690s Subcategories This category has only the following subcategory. B Bridges completed in 1647 (1 P)