A Forgotten National Highway: Pennsylvania's First Mountain Railroad
Robertson, William Allmand
- 期刊名称Scientific American
- 作者Robertson, William Allmand
- 卷第57卷
- 印刷ISSN0036-8733
- 文件大小184.11KB
- 发表时间1904-5-7
- DOI10.1038/scientificamerican05071904-23702supp
- 页码23702-23703