Rudolph D黨rkoop; Peter Behrens; paper; heliogravure; image size: height: 21;50 cm; width: 16;00 cm; inscribed and dated: recto u. on the Japan paper: recto u. on the Japan paper; handwritten in lead R. D蹾RKOOP; handwritten in lead verso at the bottom of the inside of the passepartouts: catalog no; photographer; place; title; technique; on verso and handwritten in blue ballpoint pen: reproduced: PL 31530; stamp: verso and on the cardboard: dry stamp: recto and left: D黨rkoop; 1908; label: verso and on the cardboard: in typescript; 1) on gray cardboard: Rudolph D黨rkoop; Hamburg; Peter Behrens; 1908 [ph corrected by hand in lead by f]; 2) on yellow and white cardboard: RUDOLF D蹾RKOOP; Peter Behrens; architect; Bromsilber; 1908; Inv. No. F Juhl 22/10; 3) on white paper: FROM STONES TO STONE; 70 selected photographs; Fritz Kempe on his 70th birthday; Oct. 21 to Nov. 18; 1979; portrait photography; half-length portrait; man; architect; artist; historical person; Peter Behrens