Related Clues:

• A first for this series -- no getting into it halfway through
• Language's letters
• Intro-level material
• Alpha to omega?
• NATO has a special one for spelling out words over the radio
• Type of soup, bat, a help prepared
• Top-ranking wager covers everything used here
• First grade subject
• Series in which a punt is found on river by Kahn's palatial residence
• What are essential pens like being gripped?
• ABC is primarily suitable, perhaps, for these?
• Letters in order, bathe with pal at work
• First of physicists in the lab, a kooky set of characters
• Letters or symbols of a language
• One caught engrossed by deep fundamental principles