He printed a London edition of Chambers 's Edinburgh Journal by mid-1832 .
Orr himself was a publishers ' agent from the 1830s , and was a close associate of Robert and William Chambers .
Orr printed a London edition of Chambers 's Edinburgh Journal by mid-1832 .
Orr himself was a publishers ' agent from the 1830s , and was a close associate of Robert and William Chambers .