Establishment of working fund — Printing, duplicating, and photographing.

The Mayor of the District of Columbia is authorized to establish a working fund without fiscal year limitation for the purpose of printing, duplicating, and photographing; and the unexpended balances in the miscellaneous trust fund accounts “Operating Account, Printing” and “Operating Account, Blueprinting” shall be deposited to said working fund; and the fund shall be reimbursed for all services performed thereunder.