<b>1906 - 1912 Bruxelles, Rue de Laeken, 88</b> Predecessor: Moriau Alexandre ° 22.1.1863. Probably an operator at Moriau’s studio before succeeding him. Left for Brussels - Schaerbeek on 17.12.1908 but still listed here in the directories until 1912. Won first prize in the landscape category of the photography competition held by the "Kunstverbond" [Turnhout] in 1905, with a sunset. <b>1909 - 1911 Bruxelles - Schaerbeek, Rue de Brabant, 111</b> Successor: Van de Cruys V. ( & Cie) # According to the directories, overlapped with V. Van de Cruys & Cie during this period. A short article in "De Kempenaar" of 21.8.1909 referenced Van der Heyden and Van de Cruys as partners.