Unidentified Stamp

Unidentified Stamp
Crest: Out of a ducal coronet a pair of wings
Dimensions (height x width): 12mm x 14mm
Heraldic Charges: coronet, ducal, out of awings (2)
Fairbairn’s Crests pl 109/8: Bass; Bulteel; Eredy; Folion; Gipp; Johnson; Sonibanck; Tanke; Van Straubenzee. This is very close to the stamp for Maurice Johnson (1688-1745), but he had been dead for 50 years when this book was published. It could be the stamp of one of his sons or grandsons.