I'd be highly surprised if they weren't using IIIF. https://iiif.io/ https://iiif.io/ edit: They are in the participating institutions https://iiif.io/commun

I'd be highly surprised if they weren't using IIIF. https://iiif.io/ https://iiif.io/ edit: They are in the participating institutions https://iiif.io/community/ https://iiif.io/community/