The author's Excess profits, estate, gift, capital stock tax procedure for 1920-1921 and 1926 is published separately. The 1926 edition is lettered vol. II and supplements the author's Income tax procedure which is lettered vol. I.

Editions for 1922-1925 include federal capital stock tax, federal estate tax and supplement to excess profits tax procedure, 1921.

Edition for 1929 supplemented by the author's Federal tax practice, 1929.