61.9 MB (2.2 MB compressed)
4142 x 5223 pixels
35.1 x 44.2 cm ⏐ 13.8 x 17.4 in (300dpi)
GUSTOIMAGES / SCIENCE PHOTO LIBRARY GUSTOIMAGES / SCIENCE PHOTO LIBRARY
Alarm clock. Coloured X-ray of an alarm clock. The coiled springs and cogs of the internal mechanism are seen. The hammer (upper centre) is designed to vibrate between, and hit, the two alarm bells.
Model release not required. Property release not required.