Drums Lessons Catford, Lewisham SE6 from £12 per lesson
DSC_1627f | Bill Catford | Flickr
ASF Rotating Vision Testing Drum, 6 Meter
Comparison ofacuities at60 cm on Catford Drum and Landolt Cfor myopic eyes | Download Table
Visual acuity in children | PPT
Visual Acuity Assessment in Children - EyeWiki
JaypeeDigital | eBook Reader
Assessment of the Catford drum in visual acuity testing and its use as a measurement of visual performance in low-vision patients. - Abstract - Europe PMC