Tregisky Beach, August 1928.

Written on reverse in granddads handwriting:

 

"Jack Oakley- father mother

 

Jack was on of their first & closest up country friends".

 

At the front is a popular fiction magazine of the time called the Grand magazine, which published work by Agatha Christie.

An example from September 1930:

 

www.ellisparkerbutler.info/epb/pic/v12/grand_1930_09_b0.jpg

Done