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Slide Rule traditionally used for calculations by scientists and engineers. The image is strongly associated with science, mathematics, engineering, technical excellence, and precision.

Stock Photo:
Image ID: 1471297
Release Information: N/A
Small
500x333 6.9"x4.6" (72dpi) 182 KB
Med
1000x665 3.3"x2.2" (300dpi) 661 KB
Large
3008x2000 10.0"x6.7" (300dpi) 3.3 MB
Super
6016x4000 20.1"x13.3" (300dpi) approx.10.3 MB
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