Harry (Yeoman)

Background
He works under Harb Tanzer, he get his tool kit from his office in TOS novels - My Enemy, My Ally, after Hikaru Sulu and his party were helped inside, by the use of Hwavirë and a table.

he helps during the crew mixer TOS novels - Spock's World, he was watching Hikaru Sulu rebuild model star ships. He was to help get started for the missing dip