White light reflection hologram showing a selection of electronic devices invented or developed in the U.K. It is a copy of a hologram presented by the I.E.R.E. to the I.E.E.E. to mark the I.E.E.E. centennial

White light reflection hologram showing a selection of electronic devices invented of developed in Great Britain. These include the incandescent lamp, the thermionic valve (tube), the magnetron and liquid crystal displays. It is a copy of one that was presented by the Institute of Electrical & Radio Engineers (IERE) to the Institute of Electrical & Electronic Engineers (IEEE) to celebrate their centenary.