U.S. TREASURY DEPARTMENT BUREAU OF INTERNAL REVENUE REGULATIONS 42 RELATING TO THE TAXES ON TELEGRAPH, TELEPHONE, For sale by the Superintendent of Documents, Washington, D. C. |
U.S. TREASURY DEPARTMENT BUREAU OF INTERNAL REVENUE REGULATIONS 42 RELATING TO THE TAXES ON TELEGRAPH, TELEPHONE, For sale by the Superintendent of Documents, Washington, D. C. |