Practical Notes on Hydraulic Mining (Classic Reprint)

Practical Gold-Mining (Classic Reprint)

Notes, Critical and Practical on the Book of Leviticus (Classic Reprint)

Sampling and Examination of Mine Gases and Natural Gas (Classic Reprint)

Notes on Practical Physics (Classic Reprint)

Notes, Critical and Practical, on the Book of Numbers (Classic Reprint)

A Practical Treatise on Hydraulic Mining in California (Classic Reprint)

Practical Notes on the Management of Elections (Classic Reprint)