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the reduction of differential photometry
This beautiful circular jigsaw puzzle is 18 inches (46 cm) in diameter
Throughout history they have been the subject of awe and wonder
James Dunlop
Position angles of first and last contact
Sky & Telescope's Mars Puzzle books the reduction of differential photometryFormat: Puzzle This beautiful circular jigsaw puzzle is 18 inches (46 cm) in diameter. Viking 1 Orbiter imagery of the Red Planet provides a vivid picture thats affixed to a strong cardboard backing and then die cut to produce the 350 puzzle pieces. The finished product can be coated with puzzle glue, framed, and displayed. Warning: Not suitable for children younger than 3 years. The puzzles small pieces may pose a possible choking hazard. Size:
