Commercial photographers, was at Manor House, 341 London Road. Owned by Harry Gordon Dorrett and his wife Nell, who bought Manor House in 1930, according to Eric Montague in Mitcham Histories: 4 Lower Mitcham.
Listed in the 1938 commercial directory as
Dorrett H.G. & Co., multiple photo-printers, 341 London rd. T N 2208
Harry Gordon Dorrett died 5th March 1958 at Briar Wood Nursing Home, Worcester Park, Surrey. He left in £14784 10s. 4d.
A more detailed biography of him can be found on the Croydon Camera Club’s website.