Washington : U.S. Govt. Print. Off., 1918-1938.
102 nos. in 13 volumes ; 25 cm
Binder's title: Internal Revenue regulations, 1863-1938. Compiled by Carlton Fox for the School of Law, University of California. From 1897 to 1938, regulations promulgated by U.S. Bureau of Internal Revenue.
Internal Revenue regulations, 1863-1938. The Carlton Fox collection.