title: Dame Laura Knight Ruby Loftus screwing a Breech-ring 1943.
authors: Mike
authors: M
authors: McKiernan
mesh_terms: D004738:Engineering / Q000266:history*; D005197:Famous Persons; D049673:History, 20th Century; D010151:Paintings / Q000266:history; D006113:United Kingdom; D014931:Women, Working / Q000266:history*