Sir William Bragg
- AWhat is Sound pt3
- Bpart 4
- Label
- Columbia
- Catalogue number
- D40175
- Genre
- Personalities (Prs)
- Format
- 78rpm shellac disc, 10 inch unless noted
- Reference
- #15043
Sir William Bragg, the Nobel Prize-winning physicist, delivers two parts of a lecture titled 'What is Sound' on this Columbia record, catalogue D40175, likely from the 1920s or 1930s.
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