Klaus Lehnartz | Artnet www.artnet.com

Klaus Lehnartz | Artnet www.artnet.com

Klaus Lehnartz | Artnet www.artnet.com

Klaus Lehnartz | Artnet www.artnet.com

Riemannstraße, Kreuzberg,... www.artnet.com

Street photographer in the... www.artnet.com

Klaus Lehnartz | Biography www.mutualart.com

New York in the Sixties by... www.barnesandnoble.com

Sold at Auction: Lehnartz,... www.invaluable.com

Lehnartz, Klaus Kreuzberg,... drouot.com

Historical or contemporary... www.bpk-bildagentur.de

Sold at Auction:... www.invaluable.com

Historical or contemporary... www.bpk-bildagentur.de

6 X Berlin: Curth Flatow,... www.amazon.com

New York,... www.artnet.com

Historical or contemporary... www.bpk-bildagentur.de

New York. by Klaus... www.abebooks.com

New York in the Sixties by... www.exlibrismichigan.com