The card will be similar to the standard credit card but will have a sensor about the size of a postage stamp built into it.
That is no reason why we should proceed on a postage stamp basis.
What they knew about transport would not cover a very large postage stamp.
I do not think such a postage stamp would be appropriate.
It may even be that we do not have to waste the cost of a postage stamp.
This country is unique throughout the world as being the country which invented the postage stamp.
The remaining denominations of the new definitive postage stamp will be issued at intervals during 1968.
It is like trying to stop a leak in a battleship with a postage stamp.