| The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular? |
| David Sarnoff's associates in response to his urgings for investment in the radio in the 1920s. |
| The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular? |
| David Sarnoff's associates in response to his urgings for investment in the radio in the 1920s. |