How were hospital beds made in 1918? Basically by hand ("artisanal"), but with l...

How were hospital beds made in 1918? Basically by hand ("artisanal"), but with lots and lots of very cheap labour. Those conditions still exist, since training someone to cut and bend metal tubes, drill holes and screw them together is not hard.

Picture of some hospital beds from around that time: https://images.theconversation.com/files/225680/original/fil...