Complex sentence: Cowen moved to Baltimore, Maryland, in February 1872 and was appointed counsel of the Baltimore and Ohio Railroad (B&O), and from 1876 to 1896 he served as the general counsel.
Split into simpler sentences: Cowen moved to Baltimore, Maryland, in February 1872 and was appointed counsel of the Baltimore and Ohio Railroad (B&O). From 1876 to 1896 he served as the general counsel.