Search for: Title Author Subject Series Call number that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Light -- Physiological effect 7 SEE ALSO: Photoperiodism 2 SEE ALSO narrower term: Phototherapy 7 SEE ALSO narrower term: Plants -- Effect of light on 4 Light -- Physiological effect -- Congresses. 1 Light -- Physiological effect -- Juvenile literature. 1 Light -- Physiological effect -- Popular works. 1 Light -- Pictorial works 1 Light -- Pictorial works -- Juvenile literature. 3 Light (Point Reyes, Calif.) -- SEE: Point Reyes light 1 Light pollution 8 Light pollution -- Juvenile fiction. 3 Light pollution -- Juvenile literature. 3 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >