COLOR PLATES PAGE MODEL OF A HINDU LADY, ILLUSTRATING THE MODE OF WEARING JEWELRY IN NORTH INDIA _Frontispiece_. JADE BELL OF THE K’IEN-LUNG PERIOD (1731–1795) 143 1, 1½. EMERALD THAT BELONGED TO THE DEPOSED SULTAN OF TURKEY. 2. ALMANDITE GARNET. 3. SARDONYX IDOL-EYE OF A BABYLONIAN BULL. 4. AQUAMARINE SEAL 159 ILLUSTRATING PRECIOUS STONES AND MINERALS USED FOR SEALS IN ANCIENT ASSYRIA AND BABYLONIA 242 PERFORATED JADE DISK CALLED _Ts’ang Pi_, A CHINESE SYMBOL OF THE DEITY HEAVEN (T’IEN) 302 TURQUOISE INCRUSTED OBJECTS, PROBABLY AMULETS, FOUND AT PUEBLO BONITO, NEW MEXICO 353 HILT OF JEWELLED SWORD GIVEN BY THE GREEKS OF THE UNITED STATES ON EASTER DAY, 1913, TO THE CROWN PRINCE OF GREECE, LATER KING CONSTANTINE XII 370 DOUBLETONES INDIAN MEDICINE-MEN 18 CHALCEDONY AND AGATE PEBBLES FROM PESCADERO BEACH, SAN MATEO COUNTY, CALIFORNIA 30 PEBBLE BEACH, REDONDO, LOS ANGELES COUNTY, CALIFORNIA 30 HINDU WEARING A COLLECTION OF ANCESTRAL PEBBLES AS AMULETS 37 KILLING A DRAGON TO EXTRACT ITS PRECIOUS STONE 45 NATURALLY MARKED STONE 45 A SIMPLE APPARATUS FOR ILLUSTRATING THE ELECTRIC PROPERTIES OF THE TOURMALINE 54 NECKLACE OF FACETED AMBER BEADS 63 VIGNETTE FROM THE “LAPIDARIO DE ALFONSO X, CODICE ORIGINAL” 69 THE “MADONNA DI FOLIGNO,” BY RAPHAEL 73 THE KAABA AT MECCA 84 “AHNIGHITO,” THE GREAT CAPE YORK METEORITE, WEIGHING MORE THAN 36½ TONS 96 “THE WOMAN,” CAPE YORK METEORITE 97 “THE DOG,” CAPE YORK METEORITE 98 TWO VIEWS OF THE WILLAMETTE METEORITE NOW IN THE AMERICAN MUSEUM OF NATURAL HISTORY, NEW YORK CITY 99 FLINT AMULETS OF THE PREDYNASTIC PERIOD, EGYPT 108 THE “ORTUS SANITATIS” OF JOHANNIS DE CUBA, PUBLISHED AT STRASSBURG IN 1483 122 FAMOUS PEARL NECKLACE OF THE UNFORTUNATE EMPRESS CARLOTTA, WIDOW OF EMPEROR MAXIMILIAN OF MEXICO 126 JADE TONGUE AMULETS FOR THE DEAD. CHINESE 139 FRONTISPIECE OF MUSEUM WORMIANUM 141