Introduced in 1948, Glidden's Spread  Satin is a type of this
I don't know whether Glidden's Spread 
Satin was similar to latex paints of today, or completely ... My understanding was 
that before 1940, there were different kinds of paint commonly used... [DOC] [TLE] Paints, Pigments, and Dyes [PAR] In 1948, the revolution in water-based paints took off with Glidden's introduction 
of its Spread.