Weather and disease: a curve history of their variations in recent years.

Mode of access: Internet.

A treatise on analytical geometry of three dimensions : containing the theory of curve surfaces and of curves of double curvature /

Mode of access: Internet.

The curve of forgetting,

Mode of access: Internet.

Greetings from Ann Arbor, Mich., Horse-Shoe Curve on the Boulevard,

No. 19074

Algebraical problems, producing simple and quadratic equations, with their solutions : designed as an introduction to the higher branches of analytics /

Mode of access: Internet.

The principles of the differential calculus; with its application to curves and curve surfaces ...

Mode of access: Internet.

Zur Invarianten- und Funktionentheorie einer speciellen Curve 4. Ordnung.

Thesis (doctoral)--Kaiser-Wilhelms-Universitaet-Strassburg.