Random triples
| Subject | Object |
|---|---|
| gptkb:1890_United_States_Census | mechanical tabulation |
| gptkb:United_States_Census_(1890) | mechanical tabulation (Hollerith machine) |
| Subject | Object |
|---|---|
| gptkb:1890_United_States_Census | mechanical tabulation |
| gptkb:United_States_Census_(1890) | mechanical tabulation (Hollerith machine) |