Possible Clues:

• A first for this series -- no getting into it halfway through
• Language's letters
• Alpha to omega?
• Type of soup, bat, a help prepared
• NATO has a special one for spelling out words over the radio
• Top-ranking wager covers everything used here
• First grade subject
• Series in which a punt is found on river by Kahn's palatial residence
• Letters in order, bathe with pal at work
• 26 characters trashing a table outside pub