Solomon's seal sawfly (Phymatocera aterrima) larva feeding on a leaf.

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Size: 3328px × 4992px
Photo credit: © GEOFF KIDD/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1800s, 1862, 19th, artwork, black--white, century, diagram, discharge, electrical, electricity, electrostatics, experiment, experiments, gassiot, historical, history, illustration, john, monochrome, peter, physical, physics, resistance, spark, tube, tubes, vacuum