I have information on Isaac! I'm trying to prove the same thing.
GILDER, ISAAC Ancestor #: A044542 Service: NORTH CAROLINA Rank: NON-COMMISSIONED OFFICER Birth: 1762HYDE CO NORTH CAROLINA Death: (CIRCA) 1840TWIGGS CO GEORGIA Service Source: NARA, M246, REV WAR ROLLS 1775-1783, ROLL #79; LUCAS, THE THIRD OR 1820 LAND LOTTERY OF GA, P 121Service Description: 1) DRUMMER OR FIFER IN 2ND BATT, CAPT JOHN INGLE, COL JOHN PATTEN 2) RECEIVED GA LAND GRANT
1) County: HYDE CO - State: NORTH CAROLINA
4.The Said Lydia Gilder was the child of Gilder, Isaac Isaac Gilder born on - - 1762 at _______________died at _______________ on - - 1830-1840 and his ( 1st ) wifeElizabeth born on - - 1768 at _______________died at _______________ on (a) - - 1830-1840 married on - - 1787
I got this record from the Daughters of the Revolution geneaological records. I'm not sure if Irby is his son but I hope so! Let me know if you find out more please.