To thr Researcher: You may findf what you are looking for by going to the state in which you live in or the state of the person you are interested in. They have a roster of thier colored troops. The State of Michigan has it's roster of the 102nd UNITED STATES COLORED TROOPS where I found my great grand father and 6 great uncles, then the there were 3 in the 28th USCT from Indiana. Look for Bibles, US cencus for the period in which you are interested. Take your parents birth certiciates and go backwards to open doors.