Man doing calculations holding head in hands. Photo : Daniel Grill
Caption

Man doing calculations holding head in hands. Photo : Daniel Grill

Date

2011

Credit line

Photo12/Tetra Images

Reference

TTM11A14_030

Model release

Yes

License type

Royalty free

Available size

50.0Mb (1.2Mb) / 15.5in x 12.5in / 4640 x 3763 (300dpi)

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