MacCoinnich Time Travel Trilogy Series Novels

Teotihuacan’s Pyramids: Urban Planning and Cosmic Engineering in Ancient Mesoamerica

Teotihuacan’s Pyramids: Urban Planning and Cosmic Engineering in Ancient Mesoamerica

The Persian Qanat Tunnels: Desert Irrigation That Lasted for Centuries

The Persian Qanat Tunnels: Desert Irrigation That Lasted for Centuries

The Inca Road System: Engineering a Mountain Empire Without Wheels

The Inca Road System: Engineering a Mountain Empire Without Wheels

The Roman Pantheon: How Its Concrete Dome Defied Two Millennia

The Roman Pantheon: How Its Concrete Dome Defied Two Millennia

Highland Protector (MacCoinnich Time Travels 5)

Highland Protector (MacCoinnich Time Travels 5) by Catherine Bybee

SI-FI

Highland Shifter (MacCoinnich Time Travels 4)

Highland Shifter (MacCoinnich Time Travels 4) by Catherine Bybee

SI-FI

Redeeming Vows (MacCoinnich Time Travel Trilogy 3)

Redeeming Vows (MacCoinnich Time Travel Trilogy 3) by Catherine Bybee

SI-FI

Silent Vows (MacCoinnich Time Travel Trilogy 2)

Silent Vows (MacCoinnich Time Travel Trilogy 2) by Catherine Bybee

SI-FI

Binding Vows (MacCoinnich Time Travel Trilogy 1)

Binding Vows (MacCoinnich Time Travel Trilogy 1) by Catherine Bybee

SI-FI

The Russian Revolution and World War I: How War Brought Down the Tsar

The Russian Revolution and World War I: How War Brought Down the Tsar

The Zimmermann Telegram Explained: Germany's Secret Offer to Mexico in World War I

The Zimmermann Telegram Explained: Germany's Secret Offer to Mexico in World War I

Why the United States Entered World War I: From Neutrality to War in 1917

Why the United States Entered World War I: From Neutrality to War in 1917

The Sinking of RMS Lusitania: The U-Boat Attack That Changed World War I

The Sinking of RMS Lusitania: The U-Boat Attack That Changed World War I