Lloyd, H. R. (1857). On an improved form of the theodolite magnetometer.
Chicago Style (17th ed.) CitationLloyd, Humphrey Rev. On an Improved Form of the Theodolite Magnetometer. 1857.
MLA (9th ed.) CitationLloyd, Humphrey Rev. On an Improved Form of the Theodolite Magnetometer. 1857.
Warning: These citations may not always be 100% accurate.