According to one source , after Zachary Taylor was elected President of the United States in 1848 , Constable wrote to Lincoln and David Davis seeking a political appointment to a Latin American country because of his growing family and declining law practice .
According to one source , after Zachary Taylor was elected President of the United States Constable wrote to Lincoln and David Davis seeking a political appointment to a Latin American country in 1848 . 
 Constable pleaded for a government job because of his growing family and declining law practice .