https://www.electricvoicetheatre.co.uk/wp-content/uploads/2019/05/Electric-Voice-Theatre-Logo.jpg00Frances Lynchhttps://www.electricvoicetheatre.co.uk/wp-content/uploads/2019/05/Electric-Voice-Theatre-Logo.jpgFrances Lynch2021-05-18 08:18:112021-05-18 08:23:30Okular-Mikrometer, or graticule, which belonged to Isabella Gordon