According to my Linthicum database, Richard Linthicum was born in Maryland, near what is now Linthicum Maryland on October 08, 1767. His father was Francis Linthicum Jr. and his Mother was Mary Mayo. He did have 7 siblings, they were Josua, Sara, Joseph, Eleanor,Thomas, Ann and John. Some of these siblings have living relatives Greensboro North Carolina area. If interested drop me an email and I can provide you a copy of the family group sheet.