Probably released in 1972. Précis Slim appears in the December 1972 issue of Industrial Art Methods, but not in VGC’s Photo Typositor Typeface Directory from 1972. Spans 4 weights.
A digital version is available from URW++. Gentry (Device, 2005) is a reinterpretation by Rian Hughes, adopting Castcraft’s 1970s alias for the name.