Congressional Record
72 Cong. Rec. (Bound) 24 Jan. 1930: 2260, 2261, 2264. Government Publishing Office. Web.
72 Cong. Rec. (Bound) 29 Jan. 1930: 2601. Government Publishing Office. Web.
72 Cong. Rec. (Bound) 26 Feb. 1930: 4330. Government Publishing Office. Web.
72 Cong. Rec. (Bound) 18 Apr. 1930: 7291. Government Publishing Office. Web.
72 Cong. Rec. (Bound) 8 May 1930: 8615. Government Publishing Office. Web.
72 Cong. Rec. (Bound) 29 May 1930: 9817. Government Publishing Office. Web.
74 Cong. Rec. (Bound) 16 Dec. 1930: 845, 846, 850. Government Publishing Office. Web.