If i recall but don t quote i think they said this was an early to mid 70s frame.
Bob jackson bikes history.
After the war he restarted his bike building business in full force and in 1955 was able to purchase the historic british merlin brand to begin producing merlin frames in parallel with his j r j.
Bike is a factory yellow.
Jackson opened the first j r j.
Cycles business in 1935 established by bob jackson with money lent from his mother until 1986 when bob retired from the chair of a internationally respected company quality had been a key word throughout the decades.
Cycles with money borrowed from his mother but upon the outbreak of world war ii the shop shut whilst bob served in the royal air force.
He built bikes until wwii when all production had to be put on hold while jackson served in the royal air force.
At this point it is undated but i m betting on early to mid 80 s given the 8 speed corn cob in back.
Did a little research and emailed the bob jackson company still up and going i did verify the serial number on the fork steer tube.
Very nice old bob jackson.
From its humble beginnings as an early j r j.
Due to the very high influx of work we can no longer take any re spray chrome plating or frame alteration until further notice.
Bob jackson cycles reynolds 531 dou ble butted road frame from the 1950s.
I may wind up trying to trade it for a larger bob jackson frame.
So a bob jackson frame has been on my short list.
Cycles using money borrowed from his mother.
All components are for the most part original.
Due to a very high demand influx of renovation work our current lead time is around 10 weeks.
Sadly it s probably too small 57 ish and i prefer 59 to 60 ish and a racing frame instead of a touring frame.
Bob jackson cycles crafted bicycle frame building since 1935.
Bob john robert jackson started his cycle business at leeds in 1935 building frames which were held in high repute first by local and later cyclists from all over the uk and abroad.
It has just been fabulously refurbished with bob jackson cycles and reynolds decals.
On his return bob restarted his old business and soon built up a successful line of lightweight racing cycles as well as building frames for many of the well known cycle companies of the day.
Bob jackson road bike 531 c frame 1991 size medium stored for 28 years.
Frame number 687 is stamped on the right side rear dropout.
John robert jackson first opened shop in leeds in 1935 as j r j.
Bob jackson vigorelli bicycle fixed gear fixie track bike price reduced.