This project runs on enthusiasm — hosting and upkeep cost something too. Support us on Monobank

Thomas M. (Thomas Matthew) St. John

1865

Books

Things a Boy Should Know About Electricity Second Edition Thomas M. (Thomas Matthew) St. John

Thomas M. (Thomas Matthew) St. John

Things a Boy Should Know About Electricity Second Edition
How Two Boys Made Their Own Electrical Apparatus Containing Complete Directions for Making All Kinds of Simple Apparatus for the Study of Elementary Electricity Thomas M. (Thomas Matthew) St. John