this is a superb double sided print which has come out of a very large hardback publication titled " w.h. willcox - engineers stores - machinery tools - lubricating oils " southwark street london s.e and is dated 1917 .this double sided print measures 9" - 11.1/2" and is in used condition .this would look superb mounted and framed ! a great look back to engineering products during ww1