<div class="description">
<p>Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb.
</p>
<br>Subjects: equation; axis; point; tangent; locus; sin; angle; lines; equations; axes; straight lines; general equation; central conic; conjugate diameters; polar equation; middle points; second degree; latus rectum; middle point; drawn parallel</div>
<div class="fn value">
George Hale Puckle</div>
Internet Archive identifier