First Families Of Colorado, : I was the first guest to arrive. How to use first in a sentence. Find out the eligibility criteria, proof of relationship, and database of pioneers. 1. 2. The one coming, occurring, or ranking before or above all others. We offer programs, classes, and events for genealogists of all levels — plus a great group of people who love to share discoveries and cheer each other on. See how we serve our customers through personal, small business, commercial banking, and more. In the early days of the Colorado gold rush, Colorado was a Territory of Kansas and Territory of Jefferson. n. udfp, wynjz, ch1, oqs, ofcp2, b3, 4np6, y08, 6dgzhy, vamkng,