On Tue, 28 May 2019 11:42:36 -0400, Frank Krygowski wrote:


I was once considered a very good draftsman, including descriptive
geometry, and ended up teaching a few advanced drafting courses. But CAD
has devalued that skill.

Totally. None of the kids, nieces or nephews, including one "engineer"
had any interest in taking over any of our manual drafting kits. It will
become landfill.