A feed of cases that cite 321 U.S. 219.
http://supreme.justia.com/
321 U.S. 2192007-12-13
http://supreme.justia.com/us/309/304/index.html
Germantown Trust Co. v. Commissioner, 309 U.S. 304 (1940)1940-1-1
http://supreme.justia.com/us/321/225/index.html
R. Simpson & Co. v. Commissioner, 321 U.S. 225 (1944)1944-1-1
http://supreme.justia.com/us/320/489/index.html
Dobson v. Commissioner, 320 U.S. 489 (1943)1943-1-1