These tape recorders used quarter inch magnetic tape running at 19cms, 9.5cms, or 4.8cms per second
The Elpico model TR400 was priced at 26 guineas
This was the Brenell stereo model that was priced at 89 guineas.
This is the Ferrograph 808 that is a stereo machine, and was considered to be an advanced model also used by the BBC. This machine was priced at 105 guineas.
This is a Collaro Tape Recorder deck for home constructors to build their own tape recorder. It was a 3 speed unit. At the end of a side of tape, it was only a matter of stopping the tape, and then pressing a right hand button to continue in the opposite direction.