Possible Clues:

• Be quiet, working hard, not producing rapid writing
• Writings in Pepys' diary
• Rapid way to write with one moving round more slowly
• Temporary help with stenography
• Understaffed editor dispensed with rapid writing
• Blunt with worker taken down by a person of note perhaps
• Pint-sized worker creates writing system
• Cards for “Three Amigos” co-star Martin?
• Vertically challenged worker’s system of writing?
• Type of rapid writing