Chapters: CANAL BOOM OF THE EARLY 1800'S / UNION AND SCHUYLKILL CANALS / THE "MAIN LINE" CANAL SYSTEM DIVISIONS -eastern, western, juniata , and the allegheny portage railroad , the columbia and philadelphia railroad , and the mainline "portable boats" / OTHER DIVISIONS OF THE STATE CANAL SYSTEM - the susquehanna , north branch , west branch , delaware , beaver and erie division , and the wiconisco canal / PRIVATELY OWNED CANALS IN PENNSYLVANIA - delaware and hudson , lehigh , susquehanna and tidewater , conestoga navigation company , the leiper canal , codorus navigation company , and the monongahela navigation company / LIFE ON THE CANALS / PASSING OF AN ERA / APPENDIX