title: Pierre Vernier's invention: a neglected tool of our trade.
authors.affiliation: Department of Pathology and Microbiology, University of Bristol, UK.
authors.forename: B F
authors.initials: BF
authors.lastname: Warren
authors.forename: J D
authors.initials: JD
authors.lastname: Davies
mesh_terms: D008792:Metric System / Q000295:instrumentation*; D008853:Microscopy / Q000295:instrumentation*; D010336:Pathology / Q000295:instrumentation