The Sounds we hear
Elwell, F. R.
The Sounds we hear / F. R. Elwell. – London : Methuen, 1952.
72 p.
534 / ELW\S
B05935
The Sounds we hear / F. R. Elwell. – London : Methuen, 1952.
72 p.
- ISBN : Rs.7.50 .
- Sound
- Physics .
534 / ELW\S
B05935