Random triples
| Subject | Object |
|---|---|
| gptkb:Valentine_typewriter | represents early portable design. |
| gptkb:Olivetti_160 | part of the evolution of portable typewriters |
| gptkb:Sholes_and_Glidden_typewriter | led to electric typewriters |
| gptkb:Smith_Premier_No._31 | represents a step in typewriter technology |
| gptkb:Smith_Premier_No._17 | part of technological advancement. |
| gptkb:Smith_Premier_No._30 | part of typewriter history |