http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Covers 1873-1881. Not published 1874-1875, 1878-1879; only August issue pub. in 1880 and January issue in 1881 (included in 1877 volume)
From the Estate of George and Mathilda Sabo by Dr. Joseph R. Corcoran & Irene Sabo Corcoran and Family. September 1998.