Magnetic survey of the Belmont Iron Mine : lot 19, con. 1, Township of Belmont, County of Peterboro, Province of Ontario : map of the vertical intensity / Eugene Haanel, Superintendent of Mines ; surveyed by B.F. Haanel.
MLA
Haanel, Eugene, 1841-1927. Magnetic survey of the Belmont Iron Mine : lot 19, con. 1, Township of Belmont, County of Peterboro, Province of Ontario : map of the vertical intensity / Eugene Haanel, Superintendent of Mines ; surveyed by B.F. Haanel.. BRBL_00382. 1905?]. https://collections.library.yale.edu/catalog/15827332.
APA, 6th edition
Haanel, Eugene, 1841-1927. (["BRBL_00382"])(1905?])[Magnetic survey of the Belmont Iron Mine : lot 19, con. 1, Township of Belmont, County of Peterboro, Province of Ontario : map of the vertical intensity / Eugene Haanel, Superintendent of Mines ; surveyed by B.F. Haanel.]. https://collections.library.yale.edu/catalog/15827332.
