Matches in Library of Congress for { ?s ?p Electro-acoustics.. }
- 85131985 subject "Electro-acoustics.".
- 86070671 subject "Electro-acoustics.".
- 86105125 subject "Electro-acoustics.".
- 87124468 subject "Electro-acoustics.".
- 88002176 subject "Electro-acoustics.".
- 88020932 subject "Electro-acoustics.".
- 88082582 subject "Electro-acoustics.".
- 90003108 subject "Electro-acoustics.".
- 94179397 subject "Electro-acoustics.".
- 94845249 subject "Electro-acoustics.".
- 99179458 subject "Electro-acoustics.".
- a47000863 subject "Electro-acoustics.".
- a55001227 subject "Electro-acoustics.".
- a55002931 subject "Electro-acoustics.".
- a55005830 subject "Electro-acoustics.".
- af46000788 subject "Electro-acoustics.".