Vol. s2-35, Issue 105, 1863May 01, 1863 EDT
Abstract of Results of a Magnetic Survey of Pennsylvania and Parts of Adjacent States in 1840 and 1841, With Some Additional Results of 1843 and 1862, and a Map
Abstract of Results of a Magnetic Survey of Pennsylvania and Parts of Adjacent States in 1840 and 1841, With Some Additional Results of 1843 and 1862, and a Map
A. D. Bache,
Bache, A. D. (1863). Abstract of results of a magnetic survey of Pennsylvania and parts of adjacent states in 1840 and 1841, with some additional results of 1843 and 1862, and a map. American Journal of Science, s2-35(105), 359–375. https://doi.org/10.2475/ajs.s2-35.105.359