All examples of 'Shield' holders use the later Transfer technology only. 

Example 1

Example 1 depicts a shield for London Zoo. The height of each piece is 67mm and the manufacturer's mark is located on the rear of the base with the date '1976'.

Example 2

The design of the holder is the same as example 1, but the front image depicts a shield for Windsor.

Example 3

As with examples 1 and 2, depicting a shield for Whipsnade Zoo.