Regulations no. 35 relating to the importation, manufacture, production, compounding, sale, dispensing, and giving away of opium or coca leaves, their salts, derivatives, or preparations thereof under the act of December 17, 1914, as amended by sections 1006 and 1007 of the Revenue act of 1918, and under section 1008 of the said Revenue act of 1918

Regulations 55 relating to stamp taxes on documents (except on issue, sales and transfers of certificates of stock and sales of products for future delivery), imposed by Title XI of the Revenue act of 1918

Regulations No. 56 : regulations promulgated by the Commissioner of Internal Revenue with the approval of the Secretary of the Treasury relating to the collection of tax on motion picture films, Title IX, Section 906, of the Revenue act of 1918

Regulations 54 relating to the excise taxes on sales by the dealer of wearing apparel, etc. under section 904 of Title IX of the Revenue Act of 1918

Regulations 48 relating to the excise taxes on works of art and jewelry under sections 902 and 905 of the Revenue Act of 1918

Regulations 47 relating to the excise taxes on sales by the manufacturer under section 900 of the Revenue Act of 1918

Income tax primer for farmers

Regulations 53 relating to the tax on soft drinks, ice cream and similar articles sold at soda fountains or similar places of business under the Revenue Act of 1918

Regulations No. 57 relating to the tax on telegraph, telephone, radio, and cable facilities under the Revenue act of 1918

Regulations 58 relating to tax on the issuance of insurance policies under Sections 503, 504, of the Revenue act of 1918

Regulations promulgated by the Commissioner of Internal Revenue, with the approval of the Secretary of the Treasury, relating to the collection of tax on transportation and other facilities. Title V, sections 500, 501, and 502 of the Revenue Act of 1918

Regulations 51 relating to excise taxes on toilet and medicinal articles under sections 907 of the Revenue Act of 1918