glass-tubes

Updated: May 19, 2025

The luminary effect gave us the impression as if a fiery serpent was meandering along these iridescent glass-tubes with inimitable velocity. Among the inventions of later date may be reckoned the use of electricity in heating; especially for industrial operations as electric forging, welding, brazing, tempering, etc.

Johanna S. Wisthaler - By Water to the Columbian Exposition