The original (bold) weight was designed by Bob Newman for Letraset in 1970. Philip Kelly added Light, Medium (1975), Triline (1976), and Demi Bold (1980) styles. [Daines] URW used to have a version named Puiseux.
Contributed by Stephen Coles
Contributed by Mark Simonson
Contributed by Jorge Iván Moreno Majul
Contributed by Quentin Schmerber
Contributed by Garrison Martin
Contributed by Nick Sherman
Contributed by Maria Paganopoulou