DUCK DANCE, described 562 DYESTUFFS, native 591 EAGLE FEATHERS— badge of distinction 449 value of 589 EARTH, beliefs concerning the 414 EARTH LODGES, construction of 579 ECLIPSE, beliefs concerning 415 EDUCATION, discussion of need of 466-470 ELK, hunting of 537 ELK HORNS, mound of 398 ELK TEETH, value of 589 ERMINE SKINS, value of 589 EXCHANGE, no medium of 420 EYESIGHT, acuteness of 527-528 FABLES, of the Assiniboin 609-617 FACIAL PAINTING for burial 570 for the dance 557, 563 for war 554 FAMILY LIFE, of the Assiniboin 503-508 FASTING in time of scarcity 509 object of 489-490 FATHER-IN-LAW TABOO 503-504 FEASTING, in time of plenty 509 FEATHERS, eagle a mark of rank 553 value of 589 FETISHES— belief in 495 _See also_ CHARMS FEUDS, the result of murder 453 _See also_ RETALIATION; REVENGE FIREARMS— importance of 466 valued highly 555 _See also_ GUNS FIRST-WHO-FLIES, account of 401-402 FISHING, among Upper Missouri Indians 544, 582 FLUTE, use of 512 FOOD— animal, of the Upper Missouri Indian 581-582 of the Plains tribes 407-408 quantities of, consumed 509 FOOT RACES, popularity of 566 FORT BENTON, a trading point 407 FORT BERTHOLD, a trading point 407 FORT CLARKE, a trading point 407 FORT PIERRE, a trading point 407 FORT UNION— a trading point 407 described by Denig 381 FOX DANCE, described 561 trapping of 538-539