A catalogue of early globes, made prior to 1850 and conserved in the United States;
1968
3
The National union catalog, pre-1956 imprints;
1968-81
4
Mellon, Thomas, 1813–1908
Selections from Thomas Mellon and his times : first printed in Pittsburgh, Pennsylvania in 1885 by Judge Thomas Mellon "for his family and descendents exclusively"