41.   They had been filtered through memory in one case or, in the others, recreated from research materials.

42.   While preparing to do his own study, Hamer surveyed the ground that had already been covered, and was shocked at the paucity of research material.

43.   You probably already know that the Internet is a vast resource of research material on what to do and where to stay.

44.   A Siberian physicist, Valentin Danilov, was arrested earlier this year for allegedly selling secret research materials to a Chinese company.

45.   Aid from Tokyo will buy heavy construction machinery and research materials such as microscopes, Sunahara said.

46.   From the social aspect, it is rich in human research material.

47.   In it were the research materials for two books, which had taken me a year-and-a-half of investigative reporting to gather.

48.   It welcomes contributions of information, personal experiences, or research materials.

49.   Much of the contamination comes relatively weak medical and research materials, not nuclear waste.

50.   The European association and the Du Bois Institute also are working to overcome the lack of primary research materials outside the United States.