A charter dated 15 Jun 911, under which Arnust Archibishop of Narbonne donated property to Saint-Paul de Narbonne, names "infantes Majolo vicecomite et uxori suæ Raymundæ...Walchario et...Albericho vicecomite", the wording implying that the parents were deceased at that date. A genealogy of the Comtes de Mâcon, included in the cartulary of Saint-Vincent de Mâcon, names "Albericus Narbonensis" and refers to his marriage to "filiam Raculfi vicecomitis post mortem domini Bernonis Matiscensis episcopi", stating that he subsequently installed himself as first Comte de Mâcon.
Comte de Mâcon. "Berno episcopus" donated property to "Albericus comes" by charter dated "die Martis Kal Jan anno VIII regnante Rodulfo rege"  subscribed by "comes Letaldus, uxor eius Berta", although...the reference to Letaud's wife Berta suggests that this charter is misdated. "Hugo...comes et marchio" donated property "in comitatu Belnensi...in uilla...Nolliacus et...in uilla Crisentiaco", for the souls of “genitoris nostri Richardi et Adheleidis”, in the presence of “Gilbertus comes, Albericus comes et filius eius Leotaldus et Adso noster fidelis”, by charter dated 1 Sep 936, subscribed by “...Roberti uicecomitis...”. "Albericus comes" donated property to Saint-Vincent de Mâcon by charter dated [936/41] subscribed by "Letaudi, Ermentrudis coniugis sue".
The necrology of Mâcon Cathedral records the death "IV Id Sep" of "Albericus comes", although this entry could alternatively refer to Count Aubry [II]... 1