Collection of models demonstrating self-reproducing mechanisms in chemistry and biochemistry 1920-1970
Twenty wooden and one metal interlocking models with a tray for manipulating them, made by Lionel Sharples Penrose, 1955-1965 interlocking models with a tray for manipulating them 1920-1970
Sheet music 'Palindrone in F Major', made by Lionel Sharples Penrose, mid 20th century Palindrone in F Major 1920-1970
Three interlocking objects, made by Lionel Sharples Penrose, mid 20th century Three interlocking objects 1945-1955
Collection of models demonstrating self-reproducing mechanisms in chemistry and biochemistry, with puzzles and other items, made by Lionel Sharples Penrose, mid 20th century (see part and stroke records) Collection of models demonstrating self-reproducing mechanisms in chemistry and biochemistry 1920-1970