Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Research. 468 SEE ALSO narrower term: Animal experimentation 5 SEE ALSO narrower term: Animal models in research 1 SEE ALSO narrower term: Area studies. 4 SEE ALSO narrower term: Discoveries in science 48 SEE ALSO narrower term: Evaluation. 899 SEE ALSO narrower term: Experimental design 10 SEE ALSO narrower term: Intelligence service. 156 SEE ALSO narrower term: Interdisciplinary research 7 SEE ALSO narrower term: Internet research 5 SEE ALSO: Learning and scholarship 9 SEE ALSO narrower term: Legal research. 8 SEE ALSO narrower term: Marketing research 37 SEE ALSO: Methodology. 35 SEE ALSO narrower term: Military research. 70 SEE ALSO narrower term: Observatories 4 SEE ALSO narrower term: Operations research 2 SEE ALSO narrower term: Participant observation 3 SEE ALSO narrower term: Proposal writing in research 3 SEE ALSO narrower term: Qualitative research 6 SEE ALSO narrower term: Quantitative research 10 SEE ALSO narrower term: Research and development projects. 31 SEE ALSO narrower term: Research, Industrial 8 SEE ALSO narrower term: Scientific surveys 1 SEE ALSO narrower term: Universities and colleges -- Graduate work 4 Research & development projects -- SEE: Research and development projects. 31 Research aircraft 11 SEE ALSO narrower term: Grumman X-29A (Research plane) 2 SEE ALSO narrower term: X-33 (Research plane) 1 SEE ALSO narrower term: X-34 (Research plane) 1 SEE ALSO narrower term: X-48 (Research plane) 1 Research aircraft -- Flight testing -- History. 1 Research aircraft -- United States. 3 Research aircraft -- United States -- History. 1 Research aircraft -- United States -- History -- 20th century. 1 Research aircraft -- United States -- Juvenile literature. 2 Research and development contracts. 1 Research and development contracts -- Fiction. 3 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >