 |
| A29 THE FIRST PORTABLE WIRELESS William Wintlebegge demonstrating his Electrical Wandering Wireless Stereophonic Listening Device on the Esplanade at Whimsea. |
THE FIRST PORTABLE WIRELESS |
|
| A29 THE FIRST PORTABLE WIRELESS William Wintlebegge demonstrating his Electrical Wandering Wireless Stereophonic Listening Device on the Esplanade at Whimsea. |