piderwebbed tendrils: Peter Turchin, “A theory for the formation of large agrarian empires”; Jean-Paul Rodrigue, Claude Comtois, and Brian Slack, The Geography of Transport Systems Routledge 2006 p. 10-15 54 HOUSE_OVERSIGHT_018286 ability to strike out - a lesson Jomini and Napeoleon expensively re-learned at the end of their