It was reported in the press when the account books came to light.
The date, given from memory, may be slightly out but not by much.

The charter is given as I found mention of it, perhaps the original can be checked.

For another slant on the subject {gypsies} check what Sir George MacKenzie of Rosehaugh has to say, he giving details of armorial bearings on shields The date when these were granted to the McClellands of Bombie, ie. a Moors head on a dagger, may go a long way to confirming the more than local tradition of the gypsies having arrived in Galloway from Ireland circa 1450, they having first being reported in the South of France in 1422. Any record of them travelling North through Ireland prior to 1450 would also help.

Saracens, Moors, Blackamoors, Egyptians, Gypsies and Tinkers have long been recognised. in Scotland, as names pertaining to Gypsies.