Alfred Harker

• Petrology for students
• The Geology of the Small Isles of Inverness-Shire
• The Geology Of West-central Skye, With Soay
• The Natural History of Igneous Rocks
• The Tertiary Igneous Rocks of Skye
• Cambridge Natural Science Mannuals - Petrology for Students - an Introduction to the Study of Rocks under the Microscope
• Harker's Petrology for Students Eight Editon
• Metamorphism
• The geology of the small isles of Inverness-shire (Rum, Canna, Eigg, Muck, etc) (Sheet 60, Scotland)
• The natural history of igneous rocks
• The West Highlands and the Hebrides