Catalogue raisonné of Gerhard Richter's overpainted photographs A catalogue raisonné of Gerhard Richter's overpainted photographs is to be published in 2013. We are therefore researching all information that might be relevant for that book, including information as to ownership and images. We would be very grateful if you could provide us with any such information. To do so, please contact us. Your information will be treated confidentially. Send information