The finance director shall issue advance travel expenses when properly applied and processed pursuant to the terms of ACC 2.54.040 through 2.54.130 by finance director’s check. The total amount of such advance travel expense revolving fund shall be shown separately in the city’s statement of current assets. The finance director will retain a copy of both legislative authorization and receipt supporting their transfer of such cash to themself as the custodian of the advance travel expense revolving fund. (1957 code § 1.21.060.)