Crown Ducal by Charlotte Rhead

Typical facsimile signature

Name unknown (TL-L2)

Pattern range observed with this facsimile signature or tube liners mark

Earliest pattern seen =4015 Patch

Latest pattern seen =  5982 Circular Fruits

Backstamp styles observed for this tube-liner

AGR2, AGR5 &AGR8

Notes:

Another version of facsimile signature using the L initial. It is not common, but there are enough examples to define it as a particular style.