Deep drawing, a sheet metal forming process designed to produce hollow shells, was developed in the mid-19th century. Since that time, much has been published regarding deep drawing dies and processes, but very little can be found regarding its origin. Oberlin Smith, a 19th-century industrialist best known for publishing one of the earliest works on magnetic recordings, provides a glimpse into the birth of deep drawing in his 1896 treatise, "Press Working of Metals" (Wiley & Sons).
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