Bulletin Of The Pan American Union 1931- Vol 65 Index (IA sim bulletin-of-the-pan-american-union 1931 65 index)
https://commons.wikimedia.org/wiki/File:Bulletin_Of_The_Pan_American_Union_1931-_Vol_65_Index_(IA_sim_bulletin-of-the-pan-american-union_1931_65_index).pdf
Seventh (Pruneda)__ -American A'outh, Message to, ox Pan American Day (Mistral)_ -Americas, Develop.mext of Commercial Treaties in the (McClure).. 97127—3'