I research this as there is a James Farquahar age 64, merchant, living in Ward 9 in 1819
https://nycma.lunaimaging.com/luna/servlet/detail/NYCMA~10~10~14~12...
his street address was: Broadway and he had a large household: 5 males 7 females and "coloured servants": 4 males and 2 females (not slaves)
12 March 1802: James Farquhar (sic) https://www.newspapers.com/image/32115297/?terms=%22James%20Farquha...
1810 master warden of the port James Farquahar https://www.newspapers.com/image/40833496/?terms=%22James%20Farquha...
https://www.newspapers.com/image/38139534/?terms=%22James%20Farquha...
merchant of no. 35 Vesey St. 1815