2 original patents from 1902 issued for Process of Treating Pigments and Processes of Manufacturing Paints
Both original documents, with ribbon ties, seal, signed by the Commissioner of Patents, to William N. Blakeman Jr., 12 inches tall, light soil, the first patent 2 pp. of printed description, the other 3 pp, neither having illustrations, describing chemical processes of manufacturing paint, and methods of having paint dry more quickly. Light soil to covers. Item #H8423
Price: $50.00