Unidentified man (Livingston family?)

Unidentified man (Livingston family?)
Title
Unidentified man (Livingston family?)
Date 
18th century
Medium 
Watercolor on ivory
Dimensions 
Overall: 2 1/8 x 1 1/2 in. ( 5.4 x 3.8 cm )
Credit Line 
Bequest of Margaret S. Kingsland
Object Number 
1961.46
Due to ongoing research, information about this object is subject to change.
Creative: Tronvig Group