Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Refraction, Double 1 Refraction -- Early works to 1800. 1 Reframing (Psychotherapy) -- Miscellanea. 1 Refrigerants -- Environmental aspects. 1 Refrigeration and refrigerating machinery -- SEE ALSO: Air conditioning 2 SEE ALSO narrower term: Refrigerators 3 Refrigeration and refrigerating machinery -- Comic books, strips, etc. 1 Refrigeration and refrigerating machinery -- Examinations, questions, etc. 1 Refrigeration and refrigerating machinery -- Examinations -- Study guides. 1 Refrigeration and refrigerating machinery -- Law and legislation. 1 Refrigeration and refrigerating machinery -- Maintenance and repair 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >