Related Clues:

• 'First in Latin, almost', I swaggered
• C. S. Lewis piece?
• First letter one found in old language, then another one turned up
• First home, one is met by wagging tail
• First piece of writing, one I found in Latin needing going over
• Primary witness, on paper
• Original sign
• First unit from Latin designed around the start of the Interregnum
• First subscribe minimally
• Letter from the front?
• The I of IPO
• M, L or K, for MLK
• First language one recalled going round Italy
• First letter, one I penned in ancient language going north
• BLT ingredient?