The Sciences
A Compound Harmonic Motion Machine—II
Adapted for Drawing Any Predetermined Curve with Mathematical Accuracy
Stories by William F. Rigge
The Sciences
A Compound Harmonic Motion Machine—I
Adapted For Drawing Any Predetermined Curve with Mathematical Accuracy
The Sciences
The Occultation of Saturn on August 25th, The Current Supplement, and more
The Sciences
"A Shadow in Court"--The Sequel
The Sciences
A Shadow in Court
The Sciences
Where Was the Camera Set up?
The Sciences
