TY  - BOOK
AU  - Thomas M. St. John
TI  - How Two Boys Made Their Own Electrical Apparatus
KW  - Technology
UR  - https://new.zodml.org/sites/default/files/2023-08/how_two_boys_made_their_own_electrical_apparatus_by_thomas_m._st._john_tag_electric_apparatus_and_appliances.epub
ER  -