the early conception of the balrogs makes them less terrible , and certainly more destructible , than they afterwards became : they ( *in a very late note written on one of the texts that constitute chapter 16 of the silmarillion ( 'of maeglin ' ) my father was thinking of making the 'three lords of his household ' whom turgon appointed to ride with aredhel from gondolin ( p. 131 ) glorfindel , ecthelion , and egalmoth .