These _Dissertationes Ethicae_ were accordingly published at Leyden in 1649; but his death prevented his other writings from being published.

Two brothers of the same generation, Thomas and Duncan, settled in England as physicians, and seem to have been men of literary eminence.

Pedigrees of both are to be found in the Herald's Visitations of Essex and Norfolk.

Duncan, Thomas, and Gilbert, are all noticed by Sir Thomas Middleton among the "Learned Men and Writers of Aberdeen;" and Duncan is noted as a holy, good, and learned man.

In the stirring times of the Covenants, Sir Thomas Burnett of Leys, Baronet, though an adherent of the Huntlys, embraced the Covenant from conscientious motives against his political instincts and associations.