| 其他書名 | ... Calculated for the Meridian of Cambridge, Mass. and the Latitude of Concord, N.H. |
| 出版 | Hill and Moore, Concord; and Harrison Gray, Portsmouth, New-Hampshire, proprietors of the copy-right. And, 1821 |
| URL | http://books.google.com.hk/books?id=KrURPAAACAAJ&hl=&source=gbs_api |