Reading test cards in folder

Description Of Item: Near reading test cards in black textured leather folder, 245 mm x 150 mm. 6 identical cards in one side of folder with heading 'Suggested Standard Reading Types' with print in sizes from 5 pt. to 48 pt. Other side contains a single laminated card made by the Australian Optometrical Association with print relating to optometry ranging from 'Small Bible' labelled J1, 20/20, .50D, 4 Pt. through to 'Sub Headings' labelled J11, 20/60, 2.00D, 14 Pt. On back is AOA logo, a segment of music and lyrics from 'Click Go The Shears' and a segment of telephone book listings. This card possibly a later addition