The Quarterly journal of the Geological Society of London - Geological Society of America. (1885)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1886)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1887)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1888)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1889)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1890)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1891)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1892)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1894)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1897)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1895)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1896)