THE GREAT MULLARD MAGIC BLOG

THE MONOSCOPE AND THE BBC TEST CARD C -

THE MONOSCOPE AND THE BBC TEST CARD C -

Now here’s something you don’t see every day – it’s a Monoscope. These were invented in the immediate post war period in the GEC laboratories at Wembley following on from...

THE MONOSCOPE AND THE BBC TEST CARD C -

Now here’s something you don’t see every day – it’s a Monoscope. These were invented in the immediate post war period in the GEC laboratories at Wembley following on from...