This is Mauritius booklet with both King George VI and Queen Elizabeth II stamps.  It was issued in 1953.  It's SG SB 1/CW B1, the 5R Booklet.

This one here has the Queen Elizabeth II Coronation Panes with bottom margin plate numbers 1A and 2A.

This booklet is Mint and valued at L225 in the Stanley Gibbons Catalogue!

If you like what you see, come check out our store!  We offer a wide variety of stamps, covers, and other items for all your philatelic needs!

This item is over $100USD so I will ship it using Priority Mail in the US, and Registered Mail overseas.  This is to ensure that it reaches you in a safe and timely manner, and includes tracking!