“[President Hoover’s Secretary of Labor, William N. Doak] placed the number of aliens now illegally residing in the United States at 400,000. Of this number he thought 100,000 were subject to deportation… The illegal entries were made, he said, under the quota laws of 1921 and 1924, the larger part coming through Mexico and Canada, while ship’s deserters amounted to about 11,000>”
