Related Clues:

• Typical example
• Original model
• Early model
• A model sort of professional to attend to one's correspondence?
• The model is paid to operate the keyboard
• A model of one paid to deal with your correspondence
• The first sort of professional secretary, perhaps
• The first to be a paid secretary
• Original model - top poetry (anag)
• First of a kind to be produced
• Example for testing
• First version (of a device) built for development
• First full-scale working model
• Early model used for development
• Pretty poor arrangement, not right, for the first of its kind