A school in Sandhurst, Berkshire has the following, if they are of use to you!
French
Allez book 1 – 48 copies
Allez book 2 – 28 copies
Allez book 3 – 17 copies
Tricolore book 2 – 30 copies
Latin
So you really want to learn Latin – book 1 x 41 copies, book 2 x 35 copies, book 3 x 24
So you really want to learn Latin prep book – book 1 x 30 copies, book 2 x 29 copies and book 3 x 20 copies