mystery

I'm hoping someone on here can help me identify this frame. History: My father bought this second hand sometime in the early 1970's and used it to get to work for the next 20+ years, and to get into Town. He isn't comfortable riding it anymore (he's over 90 😏) and so I've taken it on. We...

They look quite like Cook Bros, but they're fluted down the sides, not on the back. I've had them for absolutely ages, they came on an old Marin Team Titanium I bought that had had lots of stuff upgraded on it. They're beautiful, but the non-drive side crank cracked so I removed them. I'm...