RENÉ-JACQUES (1908-2003, René GITON - known as). Industry, factories, machines and materials. Circa 1950's. Set of four silver prints, one noted 1952. On one reverse, stamp, signature and handwritten annotations in black ink: "P. de V. R.J. 1952 - Agrt R.J 1952". Full sizes with margins from approx. 39 x 30.5 cm to 40.5 x 30.5 cm. Traces and cornices. Family provenance.