The heading (dated 9th December 1949) suggests the Newcastle Chess Club was founded in 1838.

The letter mentions that Mr R.S. Rainbow (A young player who was trying join the club and gave Newcastle C.C. as a reference) is trust worthy. Before 1970 you could not just turn up and join. You had to make a request in writing and someone had to second you. Then you had to go through the 'Black Ball Box' (actually no black balls were involved. The balls were white. You put your hand in the hole and dropped your choice into the 'Yes' ir 'No' box.)

After the Fischer boom they had so many requests to join they lowered the bar (and I got in!)