Ah yes Flower, the UK London label. A label of wonderous delights from doo wop to crooners and everything inbetween.
This is an early example with the triangular push out centre
The EMI group had a large roster of labels but absolutely no imagination, so all their labels had the same look but with different colours until they went to a custom black design which was the same with all their labels.
A few examples - before
After
On this side of the pond, the Atlantic label underwent a series of design changes as the licensing arrangements changed.
Licensed to Decca Records
Licensed to Polydor Records