Boyd, W. H. (1858). The Baltimore city directory: Containing the names of the citizens, a subscribers' business directory, state and city record, a street directory. Baltimore: Richard Edwards & William H. Boyd.

Boyd, William H. The Baltimore City Directory: Containing the Names of the Citizens, a Subscribers' Business Directory, State and City Record, a Street Directory. Baltimore: Richard Edwards & William H. Boyd, 1858.

Boyd, William H. The Baltimore City Directory: Containing the Names of the Citizens, a Subscribers' Business Directory, State and City Record, a Street Directory. Baltimore: Richard Edwards & William H. Boyd, 1858.