Robert Henderson Blyth (British, 1919-1970), Variety of Trees. Watercolour and ink, 19¼ x 25 in. Posted on July 30, 2024 by saucerkommand thunderstruck9:Robert Henderson Blyth (British, 1919-1970), Variety of Trees. Watercolour and ink, 19¼ x 25 in.