The pair of cast flexible latex sculptures coated in polyurethane with single acrylic plastic base, with accompanying set of three green cloth-covered paper board folders containing postcards and reproductions related to The Knees as London Monument Project, with justification, all contained in the original buckram-covered travelling case with printed title and date.

1966

each knee 38.5 x 16.5 x 13.5 cm (15 1/8 x 6 1/2 x 5 3/8 in.)
case 19 x 43 x 29.5 cm (7 1/2 x 16 7/8 x 11 5/8 in.)

Each knee printed with initials and date on the underside, the justification signed and numbered 85/120 in pencil (there were also 10 artist's proofs), published by Editions Alecto Ltd, London, in association with Neuendorf Verlag, Berlin, 1968.