My brother was in architecture school in the 80s and the had some amusing contraptions like the Leroy Lettering set: https://2.bp.blogspot.com/-QPpgVpDDqDU/VT-

My brother was in architecture school in the 80s and the had some amusing contraptions like the Leroy Lettering set: https://2.bp.blogspot.com/-QPpgVpDDqDU/VT-JJ417kvI/AAAAAAAAUes/0jl7l-SzVoM/s1600/16918867_3.jpg https://2.bp.blogspot.com/-QPpgVpDDqDU/VT-JJ417kvI/AAAAAAAAU... Interesting.