Daugherty, James Sharkey. Essentials of Sheet Metal Work and Pattern Drafting: An Elementary and Advanced Course for Vocational and Trade School Students and Apprentices; Also for Sheet Metal Workers, Contractors and Instructors. Chicago: F.J. Drake & Company, 1918.

Daugherty, James Sharkey. Essentials of Sheet Metal Work and Pattern Drafting: An Elementary and Advanced Course for Vocational and Trade School Students and Apprentices; Also for Sheet Metal Workers, Contractors and Instructors. Chicago: F.J. Drake & Company, 1918.