Vol. s3-12, Issue 68, 1876August 01, 1876 EDT
A Glass Circle for the Measurement of Angles
A Glass Circle for the Measurement of Angles
L. M. Rutherfurd,
Rutherfurd, L. M. (1876). A glass circle for the measurement of angles. American Journal of Science, s3-12(68), 112–113. https://doi.org/10.2475/ajs.s3-12.68.112