Oral arguments in Helvering et al. v. DavisGuy Tresillian Helvering, George P. Davis, United States. Supreme Court. · First published 1937Open the Tome
Brief for government officers, respondents in no. 636 and petitioners in no. 651James Walter Carter, Guy Tresillian Helvering, United States. Department of Justice, United States. Supreme Court., Carter Coal Company · First published 1935Open the Tome
