1. ARPANET and its boundary devices: modems, IMPs, and the inter-structuralism of infrastructures. Issue 1 (2nd January 2019) Authors: McKelvey, Fenwick; Driscoll, Kevin Journal: Internet histories Issue: Volume 3:Issue 1(2019) Page Start: 31 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗