Random triples
| Subject | Object |
|---|---|
| gptkb:Ronalds'_Electric_Telegraph | electrostatic pith-ball indicators |
| gptkb:Ronalds'_Electric_Telegraph | static electricity generator |
| Subject | Object |
|---|---|
| gptkb:Ronalds'_Electric_Telegraph | electrostatic pith-ball indicators |
| gptkb:Ronalds'_Electric_Telegraph | static electricity generator |