Mayer left behind him a considerable quantity of manuscript material, part of which was collected by G. C. Lichtenberg and published in one volume (Opera inedita, Göttingen, 1775).
Mayer meninggalkan di belakangnya sejumlah besar bahan naskah, bagian yang dikumpulkan oleh GC Lichtenberg dan diterbitkan dalam satu volume (Opera inedita, Göttingen, 1775).