51.   Floyd, in particular, loves to use novels as source material.

52.   For decades, these written and taped interviews sat in the Library of Congress, though they have been used as source material for writers and researchers.

53.   For all their modifications of source materials, Ek and Marin still preserved a narrative bearing some relation to that of the ballets they adapted.

54.   For the first time thousands of pages of source material and archives, upon which the dissertations are based, would be available to subscribers.

55.   For cinemaphiles, the book is invaluable, including a detailed filmography along with TV and Broadway appearances, a complete list of source material and a lengthy bibliography.

56.   For one thing, specially encoded source material is required, meaning either laser disks or, potentially, digitally transmitted television programming.

57.   Given the subject matter, the filmmakers were concerned about historical accuracy, and even reverence for the source material.

58.   He wrote extensively in his field, including source materials for students of social work and social policy.

59.   Image quality as good as what these printers deliver can be merciless in revealing flaws in the original source material.

60.   In analog transmissions, television signals take the form of radio waves that are analogous to the sound and light waves of the source material.