PSM V26 D509 Sulphur extraction by steam pressure
Summary
Sulphur extraction by steam pressure
Public domain photograph of electrical equipment, power lines, engine, free to use, no copyright restrictions image - Picryl description
Tags
popular science monthly illustrations volume 26
sulfur
scientific illustrations
science
science history
popular science
Date
1884 - 1885
Source
Wikimedia Commons
Link
Copyright info
public domain