Barriguard Face Shield Visor Designer (Organisation) Barriguard Manufacturer Barriguard Date 2010 - 2019 (circa)
Acetate face screen Designer (Person) Unknown Manufacturer Centurion Safety Products Date 2018 (circa)
Set square Designer (Person) Unknown Manufacturer Unknown Manufactured for Unknown Date 1910 - 1939 (circa)
3 strength magnifying glass set Designer (Person) Unknown Manufacturer Unknown Date 1840 - 1869 (circa)
Multi-magnifying optician's set Designer (Person) Unknown Manufacturer Unknown Date 1800 - 1899 (circa)