§ 19.1 INTRODUCTION§ 19.2 SUBSTANTIATION LAW FOR CHARITABLE MONETARY CONTRIBUTIONS§ 19.3 SUBSTANTIATION LAW FOR CHARITABLE CONTRIBUTIONS OF $250 OR MORE§ 19.4 SUBSTANTIATION LAW FOR NONCASH CHARITABLE CONTRIBUTIONS§ 19.5 SUBSTANTIATION LAW FOR CONSERVATION CONTRIBUTIONS§ 19.6 SUBSTANTIATION LAW FOR CONTRIBUTIONS OF MOTOR VEHICLES, BOATS, AND AIRPLANES§ 19.7 SUBSTANTIATION LAW FOR CONTRIBUTIONS TO DONOR-ADVISED FUNDS§ 19.8 APPRAISAL LAW§ 19.9 APPRAISALS OF CLOTHING AND HOUSEHOLD ITEMS§ 19.10 RECORDKEEPING LAWNOTES