Part 59

NAPOOPOO, investigations at 184

NATIONAL MUSEUM, objects shipped to 81

NATURAL BRIDGE CAVE 100

"NEBRASKA MAN," theories regarding 157-158

NEMAHA RIVER, mound on, mentioned by Lewis and Clark 152

NEW MADRID COUNTY, MO., mounds of 166

NEWBURG, cave in vicinity of 41

NEWSOM SPRINGS, caves near 134

NIANGUA RIVER, caverns on 89

NICKAJACK, caves near 131

NICKAJACK CAVE 132

NILES, cave near 19

NORTHTOWN, cave in vicinity of 112

OLAA, bones in caves near 182

OMAHA, investigations in vicinity of 156

ONYX CAVES 22, 34-35, 90

ORANGE COUNTY, IND., explorations in 106-107

ORANGEVILLE, caves in vicinity of 107

OSAGE COUNTY, MO., explorations in 98

OZARK REGION, explorations in 13-100

PAGE, ROBERT, cave on land of 55

PALMER, DR. E.E., rock house on land of 120

PAOLI, caves in vicinity of 106

PAPILLION, NEBR., work near 156

PARIS, REV. MR., story of Captain Cook related to 184

PARK, WILLIAM-- buffalo wallows examined by 152 skeletons exhumed by 151

"PAVED TRAIL" in Molokai 176

PAWNEE VILLAGE SITE 153