<b>1860 Bruxelles, Galerie Bortier, 4 & 6</b> ° 3.12.1820; + 13.10.1880. Bookseller at this address whose photographic activity appears to have been shortlived and geared to the festive season. "Photographic establishment of A. Christiaens. Photographic portraits. Indelible American system, on waxed canvas, glass, paper, etc. From 50 centimes, etc., group portraits, broaches, [decorative] boxes, cartes de visite, etc. We operate in all weathers, from 9 to 4 o'clock (Journal de la Belgique, 29.12.1860). Christiaens was also a publisher specialising in erotic fiction.