00479nam a2200181Ia 4500008004100000020001800041050001400059100002100073245004400094245006000138260001500198260001600213260000900229300001400238300002700252300001000279500000800289170918s9999    xx            000 0 und d  a9780545569910  bR815 2012  aRosenstock, Barb 4aThe camping trip that changed America :  bTheodore Roosenvelt, John Muir, and our National Parks.  aNew York :  bScholastic,  c2012  aunpaged :  bcolored illustration ;  c28cm.  a740