stereonomono - Hi Fi Compendium - 13 years on-line: KEF Concerto
KEF Concerto SP1004 : r/audiophile
12 of the best KEF products of all time | What Hi-Fi?
Sold at Auction: Pair of vintage classic Kef Concerto speakers and stands, model SP 1004. Made in the UK, circa 1970s. Dimensions not including stands 71.5 cm high, 43.5 cm wide, 29.5 cm deep.