^ got there before me!
Carlton would be my first guess
Like @Scilly.Suffolk says frame# would be really helpful
Plenty of braze ons - bottle bosses may be later additions, may possibly be a conversion - track ends added later...?
Food for thought/lug matching may be found here: https://www.flickr.com/groups/568400@N24/pool/
^ got there before me!
Carlton would be my first guess
Like @Scilly.Suffolk says frame# would be really helpful
Plenty of braze ons - bottle bosses may be later additions, may possibly be a conversion - track ends added later...?
Food for thought/lug matching may be found here: https://www.flickr.com/groups/568400@N24/pool/
Sadly the http://www.carltoncycles.me.uk/ site now seems to be defunct - not sure where all the material ended up.....
More stuff here http://www.carltoncycles.com/links.html