The Morphology and dialectology in the Linguistic Survey of Scotland contains a portion of the morphological questionnaire returns collected for the Linguistic Survey of Scotland (Gaelic). The data have been transcribed and coded from questionnaire slips by Will Lamb.
Source
Iosad, Pavel & William Lamb. 2020. Morphology and dialectology in the Linguistic Survey of Scotland. OSF. osf.io/4bp2y.