1895. Congruent Circles

1894. An Equilateral Triangle Centered At Isodynamic Point

1893. A Construction For X(10409) = COLLINGS TRANSFORM OF X(623).

1892. Collinear Points

1891. An Equilateral Triangle

1890. An Equilateral Triangle

1889. Symmedian Points On Euler Line

1888. Triangles Inscribed In The Incircle

 

1887. Collinear Points

1886. Another Circle Tangent To Circumcircle at X(109)

1885. A Construction For X(17814)

1884. Circles Tangent To Circumcircle

1883. A Symmedian point On Euler Line