A First or Early Example That Is Used as a Model
This page is the CodyCross answer for the clue below from Resorts, Group 557, Puzzle 1 (Tickets and Passport).
Question is: A First or Early Example That Is Used as a Model
and the answer is: PROTOTYPE
Word Meaning:
PROTOTYPE — An original form or object which is a basis for other forms or objects (particularly manufactured items), or for its generalizations and models.
Definitions from Wiktionary.