To die skinnes in a blue like azure.

The wooll being cleane taken off, and the felle washed cleane in faire water, so wring it al out, then take the berries of the greening tree, as paynters use, and the berries of elder, seeth them together in water of Allom, then strayne that water, so let it rest, then poure away the uppermost, and strayne the rest againe, then let it drye, and washe with that cleare water, but see that your felle bee cleane: then take your colour, and strike your felle all ouer therewith being warme, and so let it drie, so it will be a good colour.

Citation Type  Leather Dye Recipe
Citation Year 1602