Sources

Braid Albann: Donnchadh Bàn
Braghaid Albann; Braid Albainn: Robertson
Bràghad Albainn: Dwelly
Bràghaid Albann: Newton
Braid Albann: Watson Rosg Gàidhlig, 226
Bràghaid Alban: Watson 1926, 226
Braghaid Albainn: Dieckhoff Dictionary

Additional Information

Albann and Albainn are both used. Albann of course is the original genitive form, with Albainn as a reanalysed ‘double’ genitive.

Breadalbane Street ~ Sràid Bhràghaid Albainn