There are signs of age /use. Some are very shiny and others are almost a bronze colour

The yellow backs are quite worn as per the photos

Badge numbering system

(The number was not the membership number.)

1 to 999999 1906–30

A to P suffixes 1930–45

OA to OZ prefixes 1945–57

1A to 9A prefix 1957–59

1B to 9B prefix 1960–61

1C to 9C prefix 1962–63

1D to 9D prefix 1964–65

1E to 9E prefix 1966–67

According to the above (from AA Website ) I am selling the following

I am not an expert so have matches them up

0918397 - 1906-30 

0N20489  1945-57

0K45511   1945-57

0E26753    1945-57

7A19139    1957-59

3B40928     1960-61

7C39668    1962-63

5E25570  1966-67

3E96633  1966-67

5E38891  1966-67

I will send 2nd class with fast dispatch. 

Happy to post overseas via ebay global shipping