The brothers Fernando and Edgardo Debas arrived in Madrid in 1872, coming from France, and soon became the main court photographers of Alfonso XII, above Laurent, who was then in full swing of his activity. The article reveals the keys to this situation as well as the details of his previous activities in France, the circumstances of his arrival in Madrid, the disagreements between the brothers, who practically did not practice together more than for a short period of time . Although both had relations with the Court, it would finally be Fernando who captured the greatest attention of the Royal House, dilating his activity until 1902, when he retired.