31.   Talbott has traced the history of inventions, starting with the radio and then the television, that were supposed to revolutionize the classroom.

32.   The author traces Jewish history not only in the illustrations of the Haggadah but also in the added translations of the Hebrew text.

33.   The lots trace the history of English silver.

34.   The latest Imax tourist attraction is a giddy foray into three-dimensional imagery, one that traces the history of this technique and makes a case for its promising future.

35.   The Mormon church, however, may be the best source for tracing family history.

36.   The language traces the history of its land, the backdrop that has given birth to much rich writing with resonance far beyond Central Europe.

37.   The mural in the lobby will have a deep-red line tracing the history of drawing from pre-Columbian markings through contemporary graphics.

38.   There is one chapter, in which he traces the history of the orchards and the Givens family, that is a novel in itself.

39.   They trace their history back to the age of the dinosaur.

40.   This book traces the history of the Russian capital and the politics that shaped it.