An aviary by the name of the "Bird World Display Centre" existed on the northern edge of the gardens until the late 1990s.
Braithwaite was an amateur astronomer who had a copper-domed observatory built at the house with a telescope on rails offering 360 degree views of the sky.
[3] During the Second World War, the dome was painted black in order to prevent it being visible to enemy aircraft in moonlight.
His daughter, Joan Cochrane, recalled: "The windows were by Crittall, and some contained leaded lights; the staircase of oak; the ground floor parquet.
This was a substantial house, with the roof fully lined with wood beneath the tiles and the lofts boarded.