Dave Newt wrote:

I'm still yet to see any formal recognition of the Holland Club's
existence.

I used to just walk in and ignore the signs requiring membership. Is
that how it's meant to work?!

My understanding from a friend of mine who used to be bar staff there is
that the membership requirement hasn't been taken seriously for around a
decade.

Let's face it, it's so hidden away that you need to know it's there!