1 These are research materials that are necessary to perform research. 2  All inventions, discoveries and knowledge can become research tools. 3  Universities and public research institutions have many resources that can be considered research tools.
Waldo, Kansas. Waldo is a city in Russell County, Kansas, United States. As of the 2010 census, the city population was 30. Contents.
Roosevelt is a census-designated place (CDP) in Gila County, Arizona, United States. The population was 28 at the 2010 census. The CDP is located on the western edge of Gila County, on the south side of Theodore Roosevelt Lake, a reservoir on the Salt River. The western boundary of the CDP is the Maricopa County line.